467388735636481433856
467,388,735,636,481,433,856 is an even composite number composed of five prime numbers multiplied together.
What does the number 467388735636481433856 look like?
This visualization shows the relationship between its 5 prime factors (large circles) and 1701 divisors.
467388735636481433856 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one thousand, seven hundred one divisors.
Prime factorization of 467388735636481433856:
28 × 36 × 372 × 7512 × 18012
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 37 × 37 × 751 × 751 × 1801 × 1801)See below for interesting mathematical facts about the number 467388735636481433856 from the Numbermatics database.
Names of 467388735636481433856
- Cardinal: 467388735636481433856 can be written as Four hundred sixty-seven quintillion, three hundred eighty-eight quadrillion, seven hundred thirty-five trillion, six hundred thirty-six billion, four hundred eighty-one million, four hundred thirty-three thousand, eight hundred fifty-six.
Scientific notation
- Scientific notation: 4.67388735636481433856 × 1020
Factors of 467388735636481433856
Divisors of 467388735636481433856
- Number of divisors d(n): 1701
-
Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 27 32 36 37 48 54 64 72 74 81 96 108 111 128 144 148 162 192 216 222 243 256 288 296 324 333 384 432 444 486 576 592 648 666 729 751 768 864 888 972 999 1152 1184 1296 1332 1369 1458 1502 1728 1776 1801 1944 1998 2253 2304 2368 2592 2664 2738 2916 2997 3004 3456 3552 3602 3888 3996 4107 4506 4736 5184 5328 5403 5476 5832 5994 6008 6759 6912 7104 7204 7776 7992 8214 8991 9012 9472 10368 10656 10806 10952 11664 11988 12016 12321 13518 14208 14408 15552 15984 16209 16428 17982 18024 20277 20736 21312 21612 21904 23328 23976 24032 24642 26973 27036 27787 28416 28816 31104 31968 32418 32856 35964 36048 36963 40554 42624 43224 43808 46656 47952 48064 48627 49284 53946 54072 55574 57632 60831 62208 63936 64836 65712 66637 71928 72096 73926 81108 83361 85248 86448 87616 93312 95904 96128 97254 98568 107892 108144 110889 111148 115264 121662 127872 129672 131424 133274 143856 144192 145881 147852 162216 166722 172896 175232 182493 186624 191808 192256 194508 197136 199911 215784 216288 221778 222296 230528 243324 250083 255744 259344 262848 266548 287712 288384 291762 295704 324432 332667 333444 345792 350464 364986 383616 389016 394272 399822 431568 432576 437643 443556 444592 461056 486648 500166 518688 525696 533096 547479 564001 575424 576768 583524 591408 599733 648864 665334 666888 691584 729972 750249 767232 778032 788544 799644 863136 865152 875286 887112 889184 973296 998001 1000332 1028119 1037376 1051392 1066192 1094958 1128002 1150848 1167048 1182816 1199466 1297728 1312929 1330668 1333776 1352551 1383168 1459944 1500498 1556064 1577088 1599288 1692003 1726272 1730304 1750572 1774224 1778368 1799199 1946592 1996002 2000664 2056238 2074752 2132384 2189916 2250747 2256004 2301696 2334096 2365632 2398932 2465569 2595456 2625858 2661336 2667552 2705102 2919888 3000996 3084357 3112128 3154176 3198576 3243601 3384006 3452544 3501144 3548448 3556736 3598398 3893184 3992004 4001328 4057653 4112476 4149504 4264768 4379832 4501494 4512008 4668192 4731264 4797864 4931138 5076009 5190912 5251716 5322672 5335104 5397597 5410204 5839776 6001992 6168714 6224256 6397152 6487202 6752241 6768012 6905088 7002288 7096896 7113472 7196796 7396707 7786368 7984008 8002656 8115306 8224952 8529536 8759664 9002988 9024016 9253071 9336384 9462528 9595728 9730803 9862276 10152018 10503432 10645344 10670208 10795194 10820408 11679552 12003984 12172959 12337428 12448512 12794304 12974404 13504482 13536024 14004576 14193792 14393592 14793414 15228027 15572736 15968016 16005312 16192791 16230612 16449904 17059072 17519328 18005976 18048032 18506142 18672768 19191456 19461606 19724552 20256723 20304036 20868037 21006864 21290688 21340416 21590388 21640816 22190121 23359104 24007968 24345918 24674856 25588608 25948808 27008964 27072048 27759213 28009152 28387584 28787184 29192409 29586828 30456054 31936032 32010624 32385582 32461224 32899808 35038656 36011952 36096064 36518877 37012284 37345536 38382912 38923212 39449104 40513446 40608072 41736074 42013728 42581376 43180776 43281632 44380242 45684081 46718208 48015936 48578373 48691836 49349712 50044387 51177216 51897616 54017928 54144096 55518426 56018304 57574368 58384818 59173656 60912108 62604111 63872064 64021248 64771164 64922448 65799616 66570363 70077312 72023904 72192128 73037754 74024568 76765824 77846424 78898208 81026892 81216144 83277639 83472148 84027456 85162752 86361552 86563264 87577227 88760484 91368162 96031872 97156746 97383672 98699424 100088774 103795232 108035856 108288192 109556631 111036852 112036608 115148736 116769636 118347312 120013237 121824216 125208222 127744128 129542328 129844896 131599232 133140726 137052243 140154624 144047808 144384256 146075508 148049136 150133161 153531648 155692848 157796416 162053784 162432288 166555278 166944296 168054912 172723104 173126528 175154454 177520968 182736324 187812333 192063744 194313492 194767344 197398848 199711089 200177548 207590464 216071712 216576384 219113262 222073704 230297472 233539272 236694624 240026474 243648432 249832917 250416444 255488256 259084656 259689792 262731681 263198464 266281452 274104486 288095616 292151016 296098272 300266322 311385696 315592832 324107568 324864576 328669893 333110556 333888592 336109824 345446208 346253056 350308908 355041936 360039711 365472648 375624666 388626984 389534688 394797696 399422178 400355096 411156729 415180928 432143424 433152768 438226524 444147408 450399483 460594944 467078544 473389248 480052948 487296864 499665834 500832888 518169312 519379584 525463362 532562904 548208972 563436999 576191232 584302032 592196544 599133267 600532644 622771392 631185664 648215136 649729152 657339786 666221112 667777184 690892416 700617816 710083872 720079422 730945296 749498751 751249332 772117369 777253968 779069376 788195043 789595392 798844356 800710192 822313458 830361856 864286848 876453048 888294816 900798966 934157088 946778496 960105896 974593728 986009679 999331668 1001665776 1015765801 1036338624 1038759168 1050926724 1065125808 1080119133 1096417944 1126873998 1168604064 1184393088 1198266534 1201065288 1245542784 1296430272 1299458304 1314679572 1332442224 1335554368 1351198449 1381784832 1401235632 1420167744 1440158844 1461890592 1498997502 1502498664 1544234738 1554507936 1558138752 1576390086 1597688712 1601420384 1644626916 1690310997 1728573696 1752906096 1776589632 1797399801 1801597932 1851642319 1868314176 1893556992 1920211792 1949187456 1972019358 1998663336 2003331552 2031531602 2072677248 2101853448 2130251616 2160238266 2192835888 2253747996 2316352107 2337208128 2364585129 2368786176 2396533068 2402130576 2435944351 2491085568 2592860544 2629359144 2664884448 2671108736 2702396898 2802471264 2840335488 2880317688 2923781184 2997995004 3004997328 3047297403 3088469476 3109015872 3116277504 3152780172 3195377424 3202840768 3240357399 3289253832 3380621994 3505812192 3553179264 3594799602 3603195864 3703284638 3736628352 3840423584 3898374912 3944038716 3997326672 4006663104 4053595347 4063063204 4145354496 4203706896 4260503232 4320476532 4385671776 4440489769 4507495992 4632704214 4674416256 4729170258 4793066136 4804261152 4871888702 5070932991 5185721088 5258718288 5329768896 5342217472 5404793796 5554926957 5604942528 5680670976 5760635376 5847562368 5995990008 6009994656 6094594806 6176938952 6218031744 6305560344 6390754848 6405681536 6480714798 6578507664 6761243988 6949056321 7011624384 7106358528 7189599204 7206391728 7307833053 7406569276 7473256704 7680847168 7888077432 7994653344 8013326208 8107190694 8126126408 8407413792 8521006464 8640953064 8771343552 8880979538 9014991984 9141892209 9265408428 9348832512 9458340516 9586132272 9608522304 9721072197 9743777404 10141865982 10517436576 10659537792 10809587592 11109853914 11209885056 11521270752 11695124736 11991980016 12019989312 12160786041 12189189612 12353877904 12436063488 12611120688 12781509696 12811363072 12961429596 13157015328 13321469307 13522487976 13898112642 14023248768 14379198408 14412783456 14615666106 14813138552 15212798973 15361694336 15776154864 15989306688 16026652416 16214381388 16252252816 16664780871 16814827584 17042012928 17281906128 17542687104 17761959076 18029983968 18283784418 18530816856 18916681032 19172264544 19217044608 19442144394 19487554808 20283731964 20847168963 21034873152 21319075584 21619175184 21923499159 22219707828 22419770112 23042541504 23983960032 24039978624 24321572082 24378379224 24707755808 25222241376 25563019392 25922859192 26314030656 26642938614 27044975952 27425676627 27796225284 28046497536 28758396816 28825566912 29163216591 29231332212 29626277104 30425597946 30723388672 31552309728 31978613376 32428762776 32504505632 33329561742 33629655168 34563812256 35085374208 35523918152 36059967936 36482358123 36567568836 37061633712 37583334637 37833362064 38344529088 38434089216 38884288788 38975109616 39964407921 40567463928 41694337926 42069746304 43238350368 43846998318 44439415656 46085083008 47967920064 48079957248 48643144164 48756758448 49415511616 49994342613 50444482752 51126038784 51845718384 52628061312 53285877228 54089951904 54851353254 55592450568 57516793632 57651133824 58326433182 58462664424 59252554208 60851195892 62541506889 63104619456 63957226752 64857525552 65009011264 65770497477 66659123484 67259310336 69127624512 71047836304 72119935872 72964716246 73135137672 74123267424 75166669274 75666724128 76689058176 77768577576 77950219232 79928815842 81134927856 82277029881 83388675852 84139492608 86476700736 87489649773 87693996636 88878831312 90129940987 92170166016 95935840128 97286288328 97513516896 98831023232 99988685226 100888965504 103691436768 105256122624 106571754456 108179903808 109702706508 111184901136 112750003911 115033587264 115302267648 116652866364 116925328848 118505108416 119893223763 121702391784 125083013778 126209238912 129715051104 130018022528 131540994954 133318246968 138255249024 142095672608 144239871744 145929432492 146270275344 148246534848 149983027839 150333338548 151333448256 153378116352 155537155152 155900438464 159857631684 162269855712 164554059762 166777351704 172953401472 174979299546 175387993272 177757662624 180259881974 187624520667 191871680256 194572576656 195027033792 197311492431 197662046464 199977370452 201777931008 207382873536 213143508912 216359807616 219405413016 222369802272 225500007822 230067174528 233305732728 233850657696 237010216832 239786447526 243404783568 246831089643 250166027556 252418477824 259430102208 260036045056 263081989908 266636493936 270389822961 276510498048 284191345216 291858864984 292540550688 296493069696 299966055678 300666677096 302666896512 311074310304 311800876928 319715263368 324539711424 329108119524 333554703408 338250011733 345906802944 349958599092 350775986544 355515325248 359679671289 360519763948 375249041334 389145153312 390054067584 394622984862 399954740904 414765747072 426287017824 432719615232 438810826032 444739604544 449949083517 451000015644 460134349056 466611465456 467701315392 474020433664 479572895052 486809567136 493662179286 500332055112 518860204416 526163979816 533272987872 540779645922 562873562001 568382690432 583717729968 585081101376 591934477293 592986139392 599932111356 601333354192 605333793024 622148620608 623601753856 639430526736 649079422848 658216239048 667109406816 676500023466 699917198184 701551973088 711030650496 719359342578 721039527896 740493268929 750498082668 778290306624 780108135168 789245969724 799909481808 811169468883 829531494144 852574035648 877621652064 889479209088 899898167034 902000031288 933222930912 935402630784 959145790104 973619134272 987324358572 1000664110224 1014750035199 1037720408832 1052327959632 1066545975744 1079039013867 1081559291844 1125747124002 1136765380864 1167435459936 1170162202752 1183868954586 1199864222712 1202666708384 1244297241216 1278861053472 1298158845696 1316432478096 1334218813632 1349847250551 1353000046932 1390583381569 1399834396368 1403103946176 1422061300992 1438718685156 1442079055792 1480986537858 1500996165336 1556580613248 1578491939448 1599818963616 1622338937766 1705148071296 1755243304128 1775803431879 1778958418176 1799796334068 1804000062576 1829394207601 1866445861824 1870805261568 1918291580208 1947238268544 1974648717144 2001328220448 2029500070398 2104655919264 2133091951488 2158078027734 2163118583688 2251494248004 2334870919872 2340324405504 2367737909172 2399728445424 2405333416768 2433508406649 2488594482432 2557722106944 2632864956192 2668437627264 2699694501102 2706000093864 2781166763138 2799668792736 2806207892352 2877437370312 2884158111584 2961973075716 3001992330672 3044250105597 3113161226496 3156983878896 3199637927232 3237117041601 3244677875532 3334807816519 3410296142592 3510486608256 3551606863758 3599592668136 3608000125152 3658788415202 3732891723648 3836583160416 3894476537088 3949297434288 4002656440896 4059000140796 4171750144707 4209311838528 4266183902976 4316156055468 4326237167376 4502988496008 4669741839744 4735475818344 4799456890848 4810666833536 4867016813298 5115444213888 5265729912384 5336875254528 5399389002204 5412000187728 5488182622803 5562333526276 5599337585472 5612415784704 5754874740624 5768316223168 5923946151432 6003984661344 6088500211194 6313967757792 6399275854464 6474234083202 6489355751064 6669615633038 7020973216512 7103213727516 7199185336272 7216000250304 7300525219947 7317576830404 7465783447296 7673166320832 7898594868576 8005312881792 8118000281592 8343500289414 8418623677056 8632312110936 8652474334752 9005976992016 9132750316791 9339483679488 9470951636688 9598913781696 9621333667072 9734033626596 10004423449557 10230888427776 10531459824768 10798778004408 10824000375456 10976365245606 11124667052552 11198675170944 11509749481248 11536632446336 11847892302864 12007969322688 12177000422388 12515250434121 12627935515584 12798551708928 12948468166404 12978711502128 13339231266076 14206427455032 14398370672544 14432000500608 14601050439894 14635153660808 15346332641664 15797189737152 16010625763584 16236000563184 16464547868409 16687000578828 16837247354112 17264624221872 17304948669504 18011953984032 18265500633582 18941903273376 19197827563392 19468067253192 20008846899114 21062919649536 21597556008816 21648000750912 21901575659841 21952730491212 22249334105104 22397350341888 23019498962496 23073264892672 23695784605728 24015938645376 24354000844776 25030500868242 25255871031168 25896936332808 25957423004256 26678462532152 27398250950373 28412854910064 28796741345088 28864001001216 29202100879788 29270307321616 30013270348671 30692665283328 31594379474304 32472001126368 32929095736818 33374001157656 34529248443744 34609897339008 36023907968064 36531001267164 37545751302363 37883806546752 38395655126784 38936134506384 40017693798228 43195112017632 43296001501824 43803151319682 43905460982424 44498668210208 46038997924992 47391569211456 48031877290752 48708001689552 49393643605227 50061001736484 50511742062336 51793872665616 51914846008512 53356925064304 54796501900746 56825709820128 57593482690176 58404201759576 58540614643232 60026540697342 63188758948608 64944002252736 65704726979523 65858191473636 66748002315312 67687585681237 69058496887488 69219794678016 72047815936128 73062002534328 75091502604726 75767613093504 77872269012768 80035387596456 86390224035264 86592003003648 87606302639364 87810921964848 88997336420416 90039811046013 92077995849984 94783138422912 97416003379104 98787287210454 100122003472968 103587745331232 103829692017024 106713850128608 109593003801492 112637253907089 113651419640256 115186965380352 116808403519152 117081229286464 120053081394684 129888004505472 131409453959046 131716382947272 133496004630624 135375171362474 138116993774976 144095631872256 146124005068656 148180930815681 150183005209452 151535226187008 155744538025536 160070775192912 172780448070528 175212605278728 175621843929696 177994672840832 180079622092026 189566276845824 194832006758208 197574574420908 200244006945936 203062757043711 207175490662464 207659384034048 213427700257216 219186007602984 225274507814178 227302839280512 233616807038304 234162458572928 240106162789368 259776009010944 262818907918092 263432765894544 266992009261248 270119433138039 270750342724948 276233987549952 292248010137312 296361861631362 300366010418904 311489076051072 320141550385824 337911761721267 345560896141056 350425210557456 351243687859392 355989345681664 360159244184052 389664013516416 395149148841816 400488013891872 406125514087422 414350981324928 426855400514432 438372015205968 444542792447043 450549015628356 454605678561024 467233614076608 468324917145856 480212325578736 525637815836184 526865531789088 533984018522496 540238866276078 541500685449896 584496020274624 592723723262724 600732020837808 609188271131133 622978152102144 640283100771648 675823523442534 700850421114912 702487375718784 720318488368104 779328027032832 790298297683632 800976027783744 810358299414117 812251028174844 828701962649856 853710801028864 876744030411936 889085584894086 901098031256712 934467228153216 960424651157472 1013735285163801 1051275631672368 1053731063578176 1067968037044992 1080477732552156 1083001370899792 1168992040549248 1185447446525448 1201464041675616 1218376542262266 1280566201543296 1333628377341129 1351647046885068 1401700842229824 1404974751437568 1440636976736208 1580596595367264 1601952055567488 1620716598828234 1624502056349688 1753488060823872 1778171169788172 1802196062513424 1827564813393399 1868934456306432 1920849302314944 2027470570327602 2102551263344736 2107462127156352 2160955465104312 2166002741799584 2337984081098496 2370894893050896 2402928083351232 2431074898242351 2436753084524532 2504440670205769 2561132403086592 2667256754682258 2703294093770136 2803401684459648 2881273953472416 3161193190734528 3203904111134976 3241433197656468 3249004112699376 3506976121647744 3556342339576344 3604392125026848 3655129626786798 3841698604629888 4054941140655204 4205102526689472 4214924254312704 4321910930208624 4332005483599168 4741789786101792 4805856166702464 4862149796484702 4873506169049064 5008881340411538 5334513509364516 5406588187540272 5482694440180197 5606803368919296 5762547906944832 6322386381469056 6482866395312936 6498008225398752 7013952243295488 7112684679152688 7208784250053696 7310259253573596 7513322010617307 7683397209259776 8109882281310408 8410205053378944 8643821860417248 8664010967198336 9483579572203584 9611712333404928 9724299592969404 9747012338098128 10017762680823076 10669027018729032 10813176375080544 10965388880360394 11525095813889664 12644772762938112 12965732790625872 12996016450797504 14225369358305376 14417568500107392 14620518507147192 15026644021234614 16219764562620816 16448083320540591 16820410106757888 17287643720834496 17328021934396672 18967159144407168 19448599185938808 19494024676196256 20035525361646152 21338054037458064 21626352750161088 21930777760720788 22539966031851921 23050191627779328 25931465581251744 25992032901595008 28450738716610752 28835137000214784 29241037014294384 30053288042469228 32439529125241632 32896166641081182 34575287441668992 37934318288814336 38897198371877616 38988049352392512 40071050723292304 42676108074916128 43252705500322176 43861555521441576 45079932063703842 49344249961621773 51862931162503488 51984065803190016 56901477433221504 58482074028588768 60106576084938456 64879058250483264 65792333282162364 67619898095555763 69150574883337984 77794396743755232 77976098704785024 80142101446584608 85352216149832256 86505411000644352 87723111042883152 90159864127407684 98688499923243546 103725862325006976 113802954866443008 116964148057177536 120213152169876912 129758116500966528 131584666564324728 135239796191111526 155588793487510464 155952197409570048 160284202893169216 170704432299664512 175446222085766304 180319728254815368 197376999846487092 202859694286667289 207451724650013952 233928296114355072 240426304339753824 259516233001933056 263169333128649456 270479592382223052 311177586975020928 320568405786338432 341408864599329024 350892444171532608 360639456509630736 394753999692974184 405719388573334578 467856592228710144 480852608679507648 526338666257298912 540959184764446104 608579082860001867 622355173950041856 641136811572676864 701784888343065216 721278913019261472 789507999385948368 811438777146669156 961705217359015296 1052677332514597824 1081918369528892208 1217158165720003734 1403569776686130432 1442557826038522944 1579015998771896736 1622877554293338312 1825737248580005601 1923410434718030592 2105354665029195648 2163836739057784416 2434316331440007468 2885115652077045888 3158031997543793472 3245755108586676624 3651474497160011202 4210709330058391296 4327673478115568832 4868632662880014936 5770231304154091776 6316063995087586944 6491510217173353248 7302948994320022404 8655346956231137664 9737265325760029872 12632127990175173888 12983020434346706496 14605897988640044808 17310693912462275328 19474530651520059744 25966040868693412992 29211795977280089616 38949061303040119488 51932081737386825984 58423591954560179232 77898122606080238976 116847183909120358464 155796245212160477952 233694367818240716928 467388735636481433856
- Sum of all divisors σ(n): 1440331104003761294199
- Sum of proper divisors (its aliquot sum) s(n): 972942368367279860343
- 467388735636481433856 is an abundant number, because the sum of its proper divisors (972942368367279860343) is greater than itself. Its abundance is 505553632730798426487
Bases of 467388735636481433856
- Binary: 1100101010110010100100101101010111010110011110110111011100001000000002
- Hexadecimal: 0x1956525ABACF6EE100
- Base-36: 2QN00N5702S000
Squares and roots of 467388735636481433856
- 467388735636481433856 squared (4673887356364814338562) is 218452230199868729846992639963389703028736
- 467388735636481433856 cubed (4673887356364814338563) is 102102111670086231515896068182790538584003633218795915251286016
-
467388735636481433856 is a
perfect square number . Itssquare root is 21619175184 -
The
cube root of 467388735636481433856 is 7760554.3920780061
Scales and comparisons
How big is 467388735636481433856?- 467,388,735,636,481,433,856 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
-
To count from 1 to 467,388,735,636,481,433,856 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 467388735636481433856 cubic inches would be around 646712.9 feet tall.
Recreational maths with 467388735636481433856
- 467388735636481433856 backwards is 658334184636537883764
- 467388735636481433856 is a
Harshad number . - The number of decimal digits it has is: 21
- The sum of 467388735636481433856's digits is 108
- More coming soon!
Link to this page
HTML: To link to this page, just copy and paste the link below into your blog, web page or email.
BBCODE: To link to this page in a forum post or comment box, just copy and paste the link code below:
Cite this page
MLA style:
"Number 467388735636481433856 - Facts about the integer". Numbermatics.com. 2024. Web. 27 April 2024.
APA style:
Numbermatics. (2024). Number 467388735636481433856 - Facts about the integer. Retrieved 27 April 2024, from https://numbermatics.com/n/467388735636481433856/
Chicago style:
Numbermatics. 2024. "Number 467388735636481433856 - Facts about the integer". https://numbermatics.com/n/467388735636481433856/
The information we have on file for 467388735636481433856 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
Keywords: Divisors of 467388735636481433856, math, Factors of 467388735636481433856, curriculum, school, college, exams, university, Prime factorization of 467388735636481433856, STEM, science, technology, engineering, physics, economics, calculator, four hundred sixty-seven quintillion, three hundred eighty-eight quadrillion, seven hundred thirty-five trillion, six hundred thirty-six billion, four hundred eighty-one million, four hundred thirty-three thousand, eight hundred fifty-six.