1106960385188758464
1,106,960,385,188,758,464 is an even composite number composed of six prime numbers multiplied together.
1106960385188758464 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one thousand, eight hundred ninety divisors.
Prime factorization of 1106960385188758464:
26 × 34 × 72 × 132 × 991 × 51012
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 7 × 7 × 13 × 13 × 991 × 5101 × 5101)See below for interesting mathematical facts about the number 1106960385188758464 from the Numbermatics database.
Names of 1106960385188758464
- Cardinal: 1106960385188758464 can be written as One quintillion, one hundred six quadrillion, nine hundred sixty trillion, three hundred eighty-five billion, one hundred eighty-eight million, seven hundred fifty-eight thousand, four hundred sixty-four.
Scientific notation
- Scientific notation: 1.106960385188758464 × 1018
Factors of 1106960385188758464
Divisors of 1106960385188758464
- Number of divisors d(n): 1890
-
Complete list of divisors:
1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 27 28 32 36 39 42 48 49 52 54 56 63 64 72 78 81 84 91 96 98 104 108 112 117 126 144 147 156 162 168 169 182 189 192 196 208 216 224 234 252 273 288 294 312 324 336 338 351 364 378 392 416 432 441 448 468 504 507 546 567 576 588 624 637 648 672 676 702 728 756 784 819 832 864 882 936 991 1008 1014 1053 1092 1134 1176 1183 1248 1274 1296 1323 1344 1352 1404 1456 1512 1521 1568 1638 1728 1764 1872 1911 1982 2016 2028 2106 2184 2268 2352 2366 2457 2496 2548 2592 2646 2704 2808 2912 2973 3024 3042 3136 3276 3528 3549 3744 3822 3964 3969 4032 4056 4212 4368 4536 4563 4704 4732 4914 5096 5101 5184 5292 5408 5616 5733 5824 5946 6048 6084 6552 6937 7056 7098 7371 7488 7644 7928 7938 8112 8281 8424 8736 8919 9072 9126 9408 9464 9828 10192 10202 10584 10647 10816 11232 11466 11892 12096 12168 12883 13104 13689 13874 14112 14196 14742 15288 15303 15856 15876 16224 16562 16848 17199 17472 17838 18144 18252 18928 19656 20384 20404 20811 21168 21294 22464 22932 23784 24336 24843 25766 26208 26757 27378 27748 28224 28392 29484 30576 30606 31712 31752 31941 32448 33124 33696 34398 35676 35707 36288 36504 37856 38649 39312 40768 40808 41622 42336 42588 45864 45909 47568 48559 48672 49686 51532 51597 52416 53514 54756 55496 56784 58968 61152 61212 62433 63424 63504 63882 66248 66313 67392 68796 71352 71414 73008 74529 75712 77298 78624 80271 81616 83244 84672 85176 90181 91728 91818 95136 95823 97118 97344 99372 103064 103194 107028 107121 109512 110992 113568 115947 117936 122304 122424 124866 127008 127764 132496 132626 137592 137727 142704 142828 145677 146016 149058 154596 157248 160542 163232 166488 167479 170352 180362 183456 183636 187299 190272 191646 194236 198744 198939 206128 206388 214056 214242 219024 221984 223587 227136 231894 235872 244848 249732 249949 254016 255528 264992 265252 270543 275184 275454 285408 285656 291354 292032 298116 309192 321084 321363 326464 332976 334958 340704 347841 360724 366912 367272 374598 383292 388472 397488 397878 412256 412776 413181 428112 428484 437031 438048 443968 447174 463788 464191 471744 489696 499464 499898 502437 511056 529984 530504 541086 550368 550908 561897 570816 571312 582708 596232 596817 618384 631267 642168 642726 665952 669916 670761 681408 695682 721448 734544 749196 749847 766584 776944 794976 795756 811629 824512 825552 826362 856224 856968 862069 874062 876096 894348 927576 928382 964089 979392 998928 999796 1004874 1022112 1043523 1061008 1082172 1100736 1101816 1123794 1142624 1165416 1172353 1192464 1193634 1236768 1262534 1284336 1285452 1311093 1331904 1339832 1341522 1391364 1392573 1442896 1469088 1498392 1499694 1507311 1533168 1553888 1589952 1591512 1623258 1651104 1652724 1712448 1713936 1724138 1748124 1788696 1790451 1855152 1856764 1893801 1928178 1997856 1999592 2009748 2044224 2087046 2122016 2164344 2203632 2247588 2249541 2285248 2330832 2344706 2384928 2387268 2434887 2473536 2525068 2568672 2570904 2586207 2622186 2679664 2683044 2782728 2785146 2885792 2892267 2938176 2996784 2999388 3014622 3066336 3107776 3183024 3246516 3249337 3302208 3305448 3427872 3448276 3496248 3517059 3577392 3580902 3710304 3713528 3787602 3856356 3933279 3995712 3999184 4019496 4174092 4177719 4244032 4328688 4407264 4495176 4499082 4521933 4661664 4689412 4769856 4774536 4869774 5050136 5055091 5137344 5141808 5172414 5244372 5359328 5366088 5371353 5565456 5570292 5681403 5771584 5784534 5993568 5998776 6029244 6034483 6132672 6366048 6493032 6498674 6610896 6748623 6855744 6896552 6992496 7034118 7154784 7161804 7304661 7420608 7427056 7575204 7712712 7758621 7866558 7998368 8038992 8206471 8348184 8355438 8657376 8814528 8990352 8998164 9043866 9323328 9378824 9549072 9739548 9748011 10100272 10110182 10283616 10344828 10488744 10551177 10718656 10732176 10742706 11130912 11140584 11362806 11569068 11987136 11997552 12058488 12068966 12533157 12732096 12986064 12997348 13221792 13497246 13565799 13793104 13984992 14068236 14309568 14323608 14609322 14854112 15150408 15165273 15425424 15517242 15733116 15996736 16077984 16412942 16696368 16710876 17044209 17314752 17980704 17996328 18087732 18103449 18757648 19098144 19479096 19496022 20200544 20220364 20245869 20567232 20689656 20977488 21102354 21464352 21485412 22261824 22281168 22725612 23138136 23275863 23995104 24116976 24137932 24619413 25066314 25972128 25994696 26020201 26443584 26994492 27131598 27586208 27969984 28136472 28647216 29218644 29244033 29708224 30300816 30330546 30850848 31034484 31466232 31653531 32155968 32825884 33392736 33421752 34088418 35385637 35961408 35992656 36175464 36206898 37515296 37599471 38196288 38958192 38992044 40401088 40440728 40491738 41379312 41954976 42204708 42241381 42928704 42970824 44562336 45451224 45495819 46276272 46551726 47990208 48233952 48275864 49238826 50132628 51132627 51944256 51989392 52040402 53988984 54263196 54310347 55172416 56272944 57294432 58437288 58488066 60601632 60661092 61701696 62068968 62932464 63307062 65651768 65716183 66785472 66843504 68176836 69827589 70771274 71985312 72350928 72413796 73858239 75030592 75198942 77916384 77984088 78060603 80881456 80983476 82758624 83909952 84409416 84482762 85941648 87732099 89124672 90902448 90991638 92552544 93103452 94960593 96467904 96551728 98477652 100265256 102265254 103978784 104080804 106156911 107977968 108526392 108620694 112545888 114588864 116874576 116976132 121203264 121322184 124137936 125864928 126614124 126724143 131303536 131432366 133687008 136353672 136487457 139655178 141542548 143970624 144701856 144827592 147716478 150397884 155832768 155968176 156121206 161762912 161966952 162931041 165517248 168818832 168965524 171883296 175464198 181804896 181983276 182141407 185105088 186206904 189921186 193103456 196955304 197148549 200530512 204530508 207957568 208161608 212313822 215955936 217052784 217241388 221574717 225091776 233749152 233952264 234181809 242644368 247699459 248275872 251729856 253228248 253448286 262607072 262864732 263196297 267374016 272707344 272974914 279310356 283085096 289403712 289655184 295432956 300795768 311936352 312242412 318470733 323525824 323933904 325862082 337637664 337931048 338262613 343766592 350928396 363609792 363966552 364282814 372413808 379842372 380172429 386206912 393910608 394297098 401061024 409061016 409462371 416323216 424627644 431911872 434105568 434482776 443149434 460013281 467498304 467904528 468363618 485288736 488793123 495398918 496551744 506456496 506896572 525214144 525729464 526392594 545414688 545949828 546424221 558620712 566170192 579310368 590865912 591445647 601591536 623872704 624484824 636941466 647867808 651724164 664724151 675275328 675862096 676525226 701856792 702545427 727933104 728565628 743098377 744827616 759684744 760344858 787821216 788594196 802122048 818122032 818924742 832646432 849255288 854310379 868211136 868965552 886298868 920026562 935809056 936727236 955412199 970577472 977586246 990797836 1012912992 1013793144 1014787839 1051458928 1052785188 1090829376 1091899656 1092848442 1117241424 1132340384 1140517287 1158620736 1181731824 1182891294 1203183072 1248969648 1273882932 1274989849 1295735616 1303448328 1329448302 1351724192 1353050452 1380039843 1403713584 1405090854 1455866208 1457131256 1486196754 1489655232 1519369488 1520689716 1575642432 1577188392 1636244064 1637849484 1639272663 1665292864 1698510576 1708620758 1737931104 1772597736 1774336941 1840053124 1871618112 1873454472 1910824398 1955172492 1981595672 2025825984 2027586288 2029575678 2102917856 2105570376 2107636281 2183799312 2185696884 2229295131 2234482848 2264680768 2281034574 2363463648 2365782588 2367838291 2406366144 2497939296 2547765864 2549979698 2562931137 2606896656 2658896604 2703448384 2706100904 2760079686 2807427168 2810181708 2866236597 2911732416 2914262512 2972393508 3038738976 3041379432 3044363517 3154376784 3220092967 3272488128 3275698968 3278545326 3397021152 3417241516 3421551861 3475862208 3545195472 3548673882 3680106248 3746908944 3821648796 3824969547 3910344984 3963191344 4055172576 4059151356 4140119529 4205835712 4211140752 4215272562 4367598624 4371393768 4397413969 4458590262 4468965696 4562069148 4726927296 4731565176 4735676582 4917817989 4995878592 5095531728 5099959396 5125862274 5213793312 5317793208 5323010823 5412201808 5520159372 5614854336 5620363416 5732473194 5828525024 5944787016 5980172653 6077477952 6082758864 6088727034 6308753568 6440185934 6551397936 6557090652 6687885393 6794042304 6834483032 6843103722 7090390944 7097347764 7103514873 7360212496 7493817888 7643297592 7649939094 7688793411 7820689968 7926382688 8110345152 8118302712 8280239058 8422281504 8430545124 8735197248 8742787536 8794827938 8917180524 9124138296 9133090551 9463130352 9471353164 9660278901 9835635978 10191063456 10199918792 10251724548 10427586624 10635586416 10646021646 10824403616 11040318744 11240726832 11464946388 11474908641 11657050048 11889574032 11960345306 12165517728 12177454068 12420358587 12617507136 12880371868 13102795872 13114181304 13192241907 13375770786 13668966064 13686207444 14180781888 14194695528 14207029746 14720424992 14753453967 14987635776 15286595184 15299878188 15377586822 15641379936 15852765376 16236605424 16560478116 16574868037 16844563008 16861090248 17485575072 17589655876 17834361048 17940517959 18248276592 18266181102 18926260704 18942706328 19320557802 19671271956 20063656179 20382126912 20399837584 20503449096 21271172832 21292043292 21310544619 21648807232 22080637488 22481453664 22929892776 22949817282 23066380233 23779148064 23920690612 24331035456 24354908136 24840717174 25760743736 25786019191 26205591744 26228362608 26384483814 26751541572 27337932128 27372414888 27399271653 28389391056 28414059492 28980836703 29440849984 29506907934 30573190368 30599756376 30755173644 30781897783 31282759872 32473210848 33120956232 33149736074 33722180496 34424725923 34971150144 35179311752 35668722096 35881035918 36496553184 36532362204 37261075761 37852521408 37885412656 38641115604 39342543912 39576725721 40127312358 40799675168 41006898192 41861208571 42542345664 42584086584 42621089238 44161274976 44962907328 45859785552 45899634564 46132760466 47558296128 47841381224 48709816272 49681434348 49724604111 51521487472 51572038382 52456725216 52768967628 53503083144 53821553877 54675864256 54744829776 54798543306 56778782112 56828118984 57961673406 59013815868 61146380736 61199512752 61510347288 61563795566 63931633857 64946421696 66241912464 66299472148 67444360992 68849451846 69199140699 70358623504 71337444192 71762071836 72993106368 73064724408 74522151522 75770825312 77282231208 77358057573 78685087824 79153451442 80254624716 81599350336 82013796384 83722417142 85168173168 85242178476 86942510109 88322549952 91719571104 91799269128 92265520932 92345693349 95682762448 97419632544 99362868696 99449208222 103042974944 103144076764 103274177769 104913450432 105537935256 107006166288 107643107754 109489659552 109597086612 113557564224 113656237968 115923346812 118027631736 118730177163 122399025504 123020694576 123127591132 125583625713 127863267714 132483824928 132598944296 134888721984 137698903692 138398281398 140717247008 142674888384 143524143672 146129448816 149044303044 149173812333 151541650624 154564462416 154716115146 157370175648 158306902884 160509249432 161464661631 164027592768 167444834284 170336346336 170484356952 173885020218 180502134337 183439142208 183598538256 184531041864 184691386698 191365524896 191794901571 194839265088 198725737392 198898416444 206085949888 206288153528 206548355538 211075870512 214012332576 215286215508 215473284481 218979319104 219194173224 227312475936 231846693624 232074172719 236055263472 237460354326 244798051008 246041389152 246255182264 251167251426 255726535428 260827530327 264967649856 265197888592 275397807384 276796562796 277037080047 281434494016 287048287344 292258897632 298088606088 298347624666 309128924832 309432230292 314740351296 316613805768 321018498864 322929323262 334889668568 335218249483 340672692672 340968713904 347770040436 356190531489 361004268674 367197076512 369062083728 369382773396 376750877139 382731049792 383589803142 397451474784 397796832888 412576307056 413096711076 422151741024 428024665152 430572431016 430946568962 438388346448 447521436999 454624951872 463693387248 464148345438 472110526944 474920708652 484393984893 492082778304 492510364528 502334502852 511453070856 521655060654 530395777184 541506403011 550795614768 553593125592 554074160094 574096574688 584517795264 596177212176 596695249332 618257849664 618864460584 633227611536 642036997728 645858646524 646419853443 669779337136 670436498966 681937427808 695540080872 696222518157 712381062978 722008537348 734394153024 738124167456 738765546792 753501754278 767179606284 794902949568 795593665776 825152614112 826193422152 831111240141 844303482048 861144862032 861893137924 876776692896 895042873998 927386774496 928296690876 944221053888 949841417304 968787969786 985020729056 1004669005704 1005654748449 1022906141712 1043310121308 1060791554368 1083012806022 1101591229536 1107186251184 1108148320188 1130252631417 1148193149376 1192354424352 1193390498664 1237728921168 1263514940359 1266455223072 1284073995456 1291717293048 1292839706886 1339558674272 1340872997932 1342564310997 1363874855616 1391080161744 1392445036314 1424762125956 1444017074696 1476248334912 1477531093584 1507003508556 1534359212568 1591187331552 1624519209033 1650305228224 1652386844304 1662222480282 1722289724064 1723786275848 1753553385792 1790085747996 1854773548992 1856593381752 1899682834608 1937575939572 1939259560329 1970041458112 2009338011408 2011309496898 2045812283424 2086620242616 2088667554471 2166025612044 2203182459072 2214372502368 2216296640376 2260505262834 2346527746381 2384708848704 2386780997328 2475457842336 2493333720423 2527029880718 2532910446144 2583434586096 2585679413772 2679117348544 2681745995864 2685128621994 2782160323488 2784890072628 2849524251912 2888034149392 2955062187168 3014007017112 3016964245347 3068718425136 3182374663104 3249038418066 3304773688608 3324444960564 3390757894251 3444579448128 3447572551696 3580171495992 3713186763504 3790544821077 3799365669216 3875151879144 3878519120658 4018676022816 4022618993796 4091624566848 4173240485232 4177335108942 4332051224088 4357837243279 4428745004736 4432593280752 4521010525668 4693055492762 4773561994656 4873557627099 4950915684672 4986667440846 5054059761436 5166869172192 5171358827544 5363491991728 5370257243988 5564320646976 5569780145256 5699048503824 5776068298784 5817778680987 5910124374336 6028014034224 6033928490694 6137436850272 6498076836132 6609547377216 6648889921128 6781515788502 6895145103392 7039583239143 7160342991984 7426373527008 7581089642154 7598731338432 7750303758288 7757038241316 8037352045632 8045237987592 8346480970464 8354670217884 8664102448176 8715674486558 8865186561504 9042021051336 9050892736041 9386110985524 9547123989312 9747115254198 9973334881692 10108119522872 10333738344384 10342717655088 10726983983456 10740514487976 11139560290512 11371634463231 11398097007648 11552136597568 11635557361974 12056028068448 12067856981388 12274873700544 12996153672264 13073511729837 13297779842256 13563031577004 13790290206784 14079166478286 14320685983968 14620672881297 14852747054016 15162179284308 15500607516576 15514076482632 16090475975184 16425694224667 16692961940928 16709340435768 17328204896352 17431348973116 17453336042961 17730373123008 18084042102672 18101785472082 18772221971048 19494230508396 19946669763384 20216239045744 20685435310176 21118749717429 21453967966912 21481028975952 22279120581024 22743268926462 22796194015296 23271114723948 24112056136896 24135713962776 25992307344528 26147023459674 26595559684512 27126063154008 27152678208123 28158332956572 28641371967936 29241345762594 30324358568616 30504860702953 31001215033152 31028152965264 32180951950368 32851388449334 33418680871536 34114903389693 34656409792704 34862697946232 34906672085922 36168084205344 36203570944164 37544443942096 38988461016792 39220535189511 39893339526768 40432478091488 41370870620352 42237499434858 42962057951904 44558241162048 45486537852924 46542229447896 48271427925552 49277082674001 51984614689056 52294046919348 53191119369024 54252126308016 54305356416246 56316665913144 58482691525188 60648717137232 61009721405906 62056305930528 63356249152287 64361903900736 65702776898668 66837361743072 68229806779386 69725395892464 69813344171844 72336168410688 72407141888328 75088887884192 77976922033584 78441070379022 79786679053536 80864956182976 84474998869716 85924115903808 90973075705848 91514582108859 93084458895792 96542855851104 98554165348002 102344710169079 103969229378112 104588093838696 108504252616032 108610712832492 112633331826288 116965383050376 117661605568533 121297434274464 122019442811812 124112611861056 126712498304574 131405553797336 133674723486144 136459613558772 139450791784928 139626688343688 144814283776656 147831248022003 150177775768384 155953844067168 156882140758044 159573358107072 168949997739432 181946151411696 183029164217718 186168917791584 190068747456861 193085711702208 197108330696004 204689420338158 209176187677392 213534024920671 217008505232064 217221425664984 225266663652576 233930766100752 235323211137066 242594868548928 244038885623624 253424996609148 262811107594672 272919227117544 274543746326577 278901583569856 279253376687376 289628567553312 295662496044006 311907688134336 313764281516088 337899995478864 352984816705599 363892302823392 366058328435436 372337835583168 380137494913722 394216661392008 409378840676316 418352375354784 427068049841342 434442851329968 443493744066009 450533327305152 467861532201504 470646422274132 488077771247248 506849993218296 525622215189344 545838454235088 549087492653154 558506753374752 579257135106624 591324992088012 627528563032176 640602074762013 675799990957728 705969633411198 727784605646784 732116656870872 760274989827444 788433322784016 818757681352632 823631238979731 836704750709568 854136099682684 868885702659936 886987488132018 935723064403008 941292844548264 976155542494496 1013699986436592 1051244430378688 1091676908470176 1098174985306308 1117013506749504 1182649984176024 1255057126064352 1281204149524026 1330481232198027 1351599981915456 1411939266822396 1464233313741744 1520549979654888 1576866645568032 1637515362705264 1647262477959462 1708272199365368 1737771405319872 1773974976264036 1882585689096528 1921806224286039 1952311084988992 2027399972873184 2183353816940352 2196349970612616 2365299968352048 2470893716939193 2510114252128704 2562408299048052 2660962464396054 2823878533644792 2928466627483488 3041099959309776 3153733291136064 3275030725410528 3294524955918924 3416544398730736 3547949952528072 3765171378193056 3843612448572078 4054799945746368 4392699941225232 4730599936704096 4941787433878386 5124816598096104 5321924928792108 5647757067289584 5765418672858117 5856933254966976 6082199918619552 6550061450821056 6589049911837848 6833088797461472 7095899905056144 7530342756386112 7687224897144156 8785399882450464 9461199873408192 9883574867756772 10249633196192208 10643849857584216 11295514134579168 11530837345716234 12164399837239104 13178099823675696 13666177594922944 14191799810112288 15374449794288312 17296256018574351 17570799764900928 19767149735513544 20499266392384416 21287699715168432 22591028269158336 23061674691432468 26356199647351392 28383599620224576 30748899588576624 34592512037148702 39534299471027088 40998532784768832 42575399430336864 46123349382864936 52712399294702784 61497799177153248 69185024074297404 79068598942054176 85150798860673728 92246698765729872 122995598354306496 138370048148594808 158137197884108352 184493397531459744 276740096297189616 368986795062919488 553480192594379232 1106960385188758464
- Sum of all divisors σ(n): 4138305072255569952
- Sum of proper divisors (its aliquot sum) s(n): 3031344687066811488
- 1106960385188758464 is an abundant number, because the sum of its proper divisors (3031344687066811488) is greater than itself. Its abundance is 1924384301878053024
Bases of 1106960385188758464
- Binary: 1111010111001011011010011010111110111001101100000011110000002
- Hexadecimal: 0xF5CB69AFB9B03C0
- Base-36: 8ERKPGLZ7G00
Squares and roots of 1106960385188758464
- 1106960385188758464 squared (11069603851887584642) is 1225361294377244508998527037731639296
- 1106960385188758464 cubed (11069603851887584643) is 1356426410419230232691845964191321103685983237715001344
-
The
square root of 1106960385188758464 is 1052121849.0216608291 -
The
cube root of 1106960385188758464 is 1034452.8322679737
Scales and comparisons
How big is 1106960385188758464?- 1,106,960,385,188,758,464 seconds is equal to 35,197,916,195 years, 37 weeks, 1 day, 6 hours, 14 minutes, 24 seconds.
-
To count from 1 to 1,106,960,385,188,758,464 would take you about one hundred twenty-three billion, one hundred ninety-two million, seven hundred six thousand, six hundred eighty-five 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 1106960385188758464 cubic inches would be around 86204.4 feet tall.
Recreational maths with 1106960385188758464
- 1106960385188758464 backwards is 4648578815830696011
- The number of decimal digits it has is: 19
- The sum of 1106960385188758464's digits is 90
- 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 1106960385188758464 - Facts about the integer". Numbermatics.com. 2024. Web. 15 June 2024.
APA style:
Numbermatics. (2024). Number 1106960385188758464 - Facts about the integer. Retrieved 15 June 2024, from https://numbermatics.com/n/1106960385188758464/
Chicago style:
Numbermatics. 2024. "Number 1106960385188758464 - Facts about the integer". https://numbermatics.com/n/1106960385188758464/
The information we have on file for 1106960385188758464 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 1106960385188758464, math, Factors of 1106960385188758464, curriculum, school, college, exams, university, Prime factorization of 1106960385188758464, STEM, science, technology, engineering, physics, economics, calculator, one quintillion, one hundred six quadrillion, nine hundred sixty trillion, three hundred eighty-five billion, one hundred eighty-eight million, seven hundred fifty-eight thousand, four hundred sixty-four.