28246874500757952
28,246,874,500,757,952 is an even composite number composed of eight prime numbers multiplied together.
What does the number 28246874500757952 look like?
This visualization shows the relationship between its 8 prime factors (large circles) and 2016 divisors.
28246874500757952 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of two thousand and sixteen divisors.
Prime factorization of 28246874500757952:
26 × 32 × 13 × 232 × 41 × 131 × 467 × 2843
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 13 × 23 × 23 × 41 × 131 × 467 × 2843)See below for interesting mathematical facts about the number 28246874500757952 from the Numbermatics database.
Names of 28246874500757952
- Cardinal: 28246874500757952 can be written as Twenty-eight quadrillion, two hundred forty-six trillion, eight hundred seventy-four billion, five hundred million, seven hundred fifty-seven thousand, nine hundred fifty-two.
Scientific notation
- Scientific notation: 2.8246874500757952 × 1016
Factors of 28246874500757952
Divisors of 28246874500757952
- Number of divisors d(n): 2016
-
Complete list of divisors:
1 2 3 4 6 8 9 12 13 16 18 23 24 26 32 36 39 41 46 48 52 64 69 72 78 82 92 96 104 117 123 131 138 144 156 164 184 192 207 208 234 246 262 276 288 299 312 328 368 369 393 414 416 467 468 492 524 529 533 552 576 598 624 656 736 738 786 828 832 897 934 936 943 984 1048 1058 1066 1104 1179 1196 1248 1312 1401 1472 1476 1572 1587 1599 1656 1703 1794 1868 1872 1886 1968 2096 2116 2132 2208 2358 2392 2496 2624 2691 2802 2829 2843 2952 3013 3144 3174 3198 3312 3406 3588 3736 3744 3772 3936 4192 4203 4232 4264 4416 4716 4761 4784 4797 5109 5371 5382 5604 5658 5686 5904 6026 6071 6288 6348 6396 6624 6812 6877 7176 7472 7488 7544 7872 8384 8406 8464 8487 8528 8529 9039 9432 9522 9568 9594 10218 10741 10742 10764 11208 11316 11372 11808 12052 12142 12259 12576 12696 12792 13248 13624 13754 14352 14944 15088 15327 16113 16812 16928 16974 17056 17058 18078 18213 18864 19044 19136 19147 19188 20436 20631 21482 21484 21528 21689 22416 22632 22744 23616 24104 24284 24518 25152 25392 25584 25587 27117 27248 27508 28704 29888 30176 30654 32223 32226 33624 33856 33948 34112 34116 36156 36426 36777 36959 37728 38088 38294 38376 39169 40872 41262 42964 42968 43056 43378 44832 45264 45488 48208 48339 48568 49036 50784 51168 51174 54234 54496 54639 55016 57408 57441 60352 61177 61308 61893 64446 64452 65067 65389 67248 67896 68232 69299 69823 72312 72852 73554 73918 75456 76176 76588 76752 78338 81744 82524 85928 85936 86112 86756 89664 90528 90976 96416 96669 96678 97136 98072 101568 102336 102348 108468 108992 109278 110032 110331 110877 114882 116563 117507 122354 122616 123533 123786 128892 128904 130134 130778 134496 135792 136464 138598 139633 139646 144624 145704 147108 147836 152352 153176 153504 156676 163488 165048 171856 171872 172224 172323 173512 181056 181952 183531 192832 193338 193356 194272 195201 196144 196167 204696 207897 209469 216936 218556 220064 220662 221754 229764 233126 235014 244708 245232 247043 247066 247572 248911 257784 257808 260268 261556 268992 271584 272928 277196 279266 279292 281957 289248 291408 294216 295672 304704 306352 307008 313352 326976 330096 332631 343712 343744 344646 347024 349689 352521 367062 370599 372433 386676 386712 388544 390402 392288 392334 409392 415794 418899 418938 433872 437112 440128 440381 441324 443508 459528 466252 470028 489416 490464 494086 494132 495144 497822 515568 515616 520536 523112 543168 545856 550593 554392 558532 558584 563914 578496 582816 588432 588501 591344 612704 623691 626704 628407 660192 665262 687424 689292 694048 699378 705042 734124 741129 741198 744866 746733 773352 773424 780804 784576 784668 795301 818784 831588 837798 837876 845871 850057 867744 874224 880762 882648 887016 900887 919056 932504 940056 978832 980928 988172 988264 990288 995644 1031136 1031232 1041072 1046224 1049067 1101186 1108784 1111797 1117064 1117168 1117299 1127828 1165632 1176864 1177002 1182688 1225408 1247382 1253408 1256697 1256814 1320384 1321143 1327681 1330524 1378584 1388096 1398756 1407071 1410084 1468248 1482258 1482396 1489732 1493466 1503947 1515319 1546704 1546848 1561608 1569336 1590602 1605929 1637568 1663176 1675596 1675752 1691742 1700114 1735488 1748448 1761524 1765296 1774032 1801774 1838112 1865008 1880112 1957664 1976344 1976528 1980576 1991288 2062272 2082144 2092448 2098134 2202372 2217568 2223387 2223594 2234128 2234336 2234598 2240199 2255656 2353728 2354004 2365376 2385903 2494764 2506816 2508257 2513394 2513628 2537613 2550171 2642286 2655362 2661048 2680949 2702661 2757168 2797512 2814142 2820168 2841259 2936496 2964516 2964792 2979464 2986932 3007894 3030638 3093408 3093696 3123216 3138672 3181204 3211559 3211858 3326352 3351192 3351504 3351897 3383484 3400228 3496896 3523048 3530592 3548064 3603548 3676224 3730016 3760224 3915328 3952688 3953056 3961152 3963429 3982576 3983043 4164288 4184896 4196268 4221213 4404744 4435136 4446774 4447188 4468256 4468672 4469196 4480398 4511312 4511841 4545957 4708008 4771806 4817787 4841629 4989528 5016514 5026788 5027256 5075226 5100342 5284572 5310724 5322096 5361898 5405322 5514336 5595024 5628284 5640336 5682518 5724953 5872992 5929032 5929584 5958928 5973864 6015788 6061276 6186816 6246432 6277344 6362408 6423118 6423716 6652704 6702384 6703008 6703794 6766968 6800456 7046096 7061184 7096128 7157709 7207096 7460032 7520448 7524771 7650513 7905376 7906112 7926858 7965152 7966086 8042847 8107983 8392536 8442426 8523777 8565959 8809488 8893548 8894376 8936512 8938392 8960796 9022624 9023682 9091914 9416016 9543612 9634677 9635574 9683258 9979056 10033028 10053576 10054512 10128763 10150452 10200684 10569144 10621448 10644192 10723796 10810644 11028672 11190048 11256568 11280672 11365036 11449906 11745984 11858064 11859168 11917856 11947728 11949129 12031576 12122552 12492864 12554688 12663639 12724816 12846236 12847432 13305408 13404768 13406016 13407588 13533936 13535523 13600912 13637871 14092192 14315418 14414192 14453361 14524887 15049542 15269753 15301026 15810752 15853716 15930304 15932172 16085694 16215966 16785072 16884852 17047554 17131918 17174859 17259853 17618976 17787096 17788752 17876784 17921592 18045248 18047364 18183828 18291923 18832032 19087224 19269354 19271148 19366516 19551311 19958112 20066056 20107152 20109024 20257526 20300904 20401368 21138288 21242896 21288384 21447592 21621288 22380096 22513136 22561344 22574313 22730072 22899812 23716128 23718336 23835712 23895456 23898258 24063152 24128541 24245104 25327278 25449632 25571331 25692472 25694864 25697877 26809536 26815176 27067872 27071046 27201824 27275742 28184384 28630836 28828384 28904031 28906722 29049774 30099084 30386289 30536663 30539506 30602052 31707432 31864344 32171388 32362633 32431932 32607341 33570144 33769704 34095108 34263836 34349718 34519706 34852337 35237952 35574192 35577504 35753568 35843184 36094728 36367656 36583846 36936367 37664064 38174448 38538708 38542296 38733032 39102622 39916224 40132112 40214304 40218048 40515052 40601808 40802736 42276576 42485792 42895184 43242576 43574661 45026272 45148626 45460144 45799624 45809259 47432256 47790912 47796516 48126304 48257082 48490208 50654556 50899264 51142662 51384944 51389728 51395754 51524577 51779559 53630352 54135744 54142092 54403648 54434921 54551484 54875769 57261672 57656768 57689911 57808062 57813444 58099548 58653933 60198168 60772578 61073326 61079012 61204104 61661827 63414864 63728688 64342776 64725266 64863864 65214682 67140288 67539408 68190216 68527672 68699436 69039412 69704674 71148384 71155008 71507136 71686368 72189456 72735312 73167692 73872734 76348896 77077416 77084592 77093631 77466064 78205244 80264224 80428608 81030104 81203616 81605472 84553152 84971584 85790368 86485152 87149322 90052544 90297252 90920288 91158867 91599248 91609989 91618518 95593032 96252608 96514164 96980416 97087899 97822023 101309112 102285324 102769888 102779456 102791508 103049154 103559118 104557011 107260704 108284184 108869842 109102968 109751538 110809101 111357467 114523344 115379822 115616124 115626888 116199096 117307866 120396336 121545156 122146652 122158024 122408208 123323654 126829728 127457376 128685552 129450532 129727728 130429364 131673919 135078816 136380432 137055344 137398872 137427777 138078824 139409348 142296768 143372736 144378912 145470624 146335384 147745468 152697792 154154832 154169184 154187262 154932128 155338677 156410488 160528448 162060208 162407232 163210944 163304763 164627307 171580736 172970304 173069733 173926211 174298644 175961799 180594504 181840576 182317734 183198496 183219978 183237036 184985481 191186064 193028328 194175798 195644046 197017057 198506789 202618224 204570648 205539776 205583016 206098308 207118236 209114022 214521408 216568368 217739684 218205936 219503076 221618202 222714934 229046688 230759644 231232248 231253776 232398192 234615732 240792672 243090312 244293304 244316048 244816416 246647308 253659456 254914752 257371104 258901064 259455456 260858728 263347838 270157632 272760864 274110688 274797744 274829967 274855554 276157648 278818696 288757824 290941248 291263697 292670768 293466069 295490936 308309664 308338368 308374524 309864256 310677354 312820976 313671033 324120416 326609526 329254614 332427303 334072401 346139466 347852422 348597288 351204319 351923598 361189008 364635468 366396992 366439956 366474072 369970962 382372128 386056656 388351596 391288092 394034114 395021757 396976619 397013578 405236448 409141296 411166032 412196616 414236472 418228044 420714229 433136736 435479368 436411872 439006152 443236404 445429868 458093376 461519288 462464496 462507552 464796384 469231464 481585344 486180624 488586608 488632096 489632832 489914289 493294616 514742208 517802128 518910912 519209199 521717456 521778633 526695676 545521728 548221376 549595488 549659934 549711108 552315296 554956443 557637392 582527394 585341536 586932138 590981872 591051171 595520367 616619328 616749048 621354708 625641952 627342066 648240832 653219052 658509228 664854606 668144802 692278932 695704844 697194576 702343249 702408638 703847196 707653973 722378016 729270936 732879912 732948144 739941924 749968843 764744256 772113312 776703192 782576184 788068228 790043514 793953238 794027156 801603751 810472896 818282592 822332064 824393232 828472944 836456088 841428458 866273472 870958736 872823744 878012304 886472808 890859736 923038576 924928992 925015104 929592768 938462928 972361248 977173216 977264192 979828578 986589232 1002217203 1035604256 1038418398 1043434912 1043557266 1053391352 1053612957 1099190976 1099319868 1099422216 1104630592 1109912886 1115274784 1165054788 1170683072 1173864276 1181963744 1182102342 1185065271 1190929857 1191040734 1233498096 1242709416 1251283904 1252003183 1254684132 1262142687 1306438104 1317018456 1326867953 1329709212 1336289604 1384557864 1391409688 1394389152 1404686498 1404817276 1407694392 1415307946 1444756032 1458541872 1465759824 1465896288 1479883848 1499937686 1544226624 1553406384 1565152368 1565335899 1576136456 1580087028 1587906476 1588054312 1603207502 1636565184 1644664128 1648786464 1656945888 1672912176 1682856916 1741917472 1756024608 1772945616 1773153513 1781719472 1786561101 1846077152 1849857984 1876925856 1944722496 1954346432 1959657156 1973178464 2004434406 2071208512 2076836796 2086869824 2087114532 2106782704 2107029747 2107225914 2122961919 2198639736 2198844432 2219825772 2230549568 2249906529 2261040743 2330109576 2347728552 2363927488 2364204684 2370130542 2381859714 2382081468 2404811253 2466996192 2485418832 2504006366 2509368264 2524285374 2561221741 2612876208 2634036912 2653735906 2659418424 2672579208 2769115728 2782819376 2788778304 2809372996 2809634552 2815388784 2830615892 2917083744 2931519648 2931792576 2959767696 2999875372 3106812768 3130304736 3130671798 3152272912 3160174056 3160838871 3175812952 3176108624 3206415004 3297572928 3313891776 3345824352 3365713832 3483834944 3512049216 3545891232 3546307026 3563438944 3572789571 3573122202 3692154304 3753851712 3756009549 3786428061 3919314312 3946356928 3980603859 4000302853 4008868812 4153673592 4174229064 4213565408 4214059494 4214451828 4245923838 4397279472 4397688864 4439651544 4499813058 4522081486 4565656147 4660219152 4695457104 4728409368 4740261084 4763719428 4764162936 4809622506 4933992384 4970837664 5008012732 5018736528 5048570748 5122443482 5225752416 5268073824 5307471812 5318836848 5345158416 5538231456 5565638752 5618745992 5619269104 5630777568 5661231784 5834167488 5863039296 5919535392 5999750744 6213625536 6260609472 6261343596 6304545824 6320348112 6321089241 6321677742 6351625904 6352217248 6368885757 6412830008 6691648704 6731427664 6749719587 6783122229 7091782464 7092614052 7126877888 7130974651 7145579142 7146244404 7214433759 7512019098 7572856122 7683665223 7838628624 7961207718 8000605706 8017737624 8077699337 8307347184 8348458128 8427130816 8428118988 8428903656 8491847676 8794558944 8795377728 8879303088 8999626116 9044162972 9130462237 9131312294 9320438304 9390914208 9456818736 9480522168 9527438856 9528325872 9619245012 9941675328 10016025464 10037473056 10097141496 10244886964 10451504832 10536147648 10614943624 10637673696 10690316832 11076462912 11131277504 11237491984 11238538208 11261555136 11268028647 11322463568 11839070784 11941811577 11999501488 12000908559 12522687192 12609091648 12640696224 12642178482 12643355484 12703251808 12704434496 12737771514 12825660016 13462855328 13499439174 13566244458 13696968441 14185228104 14261949302 14291158284 14292488808 14428867518 15024038196 15145712244 15367330446 15677257248 15922415436 16001211412 16035475248 16155398674 16276041379 16614694368 16696916256 16856237976 16857807312 16983695352 17249283389 17589117888 17758606176 17999252232 18088325944 18260924474 18262624588 18640876608 18781828416 18913637472 18961044336 19054877712 19056651744 19238490024 20032050928 20074946112 20194282992 20349366687 20489773928 21229887248 21275347392 21380633664 21392923953 22474983968 22477076416 22536057294 22644927136 23050995669 23883623154 23999002976 24001817118 24233098011 25045374384 25281392448 25284356964 25286710968 25406503616 25475543028 25651320032 26925710656 26998878348 27132488916 27391386711 27393936882 28370456208 28523898604 28582316568 28584977616 28796073209 28857735036 30048076392 30291424488 30734660892 31354514496 31844830872 32002422824 32070950496 32310797348 32552082758 33229388736 33393832512 33712475952 33715614624 33967390704 34498566778 35517212352 35998504464 36002725677 36176651888 36521848948 36525249176 37827274944 37922088672 38109755424 38113303488 38476980048 40064101856 40388565984 40698733374 40979547856 41090905323 42459774496 42785847906 44949967936 45072114588 45289854272 46101991338 47767246308 47998005952 48003634236 48466196022 48828124137 50090748768 50568713928 50573421936 50951086056 51302640064 51747850167 52003937089 53997756696 54264977832 54782773422 54787873764 56740912416 57047797208 57164633136 57169955232 57592146418 57715470072 60096152784 60582848976 61469321784 63689661744 64004845648 64141900992 64178771859 64621594696 65104165516 67424951904 67431229248 67934781408 68997133556 71997008928 72005451354 72353303776 72699294033 73043697896 73050498352 75844177344 76219510848 76953960096 80128203712 80777131968 81397466748 81959095712 82174160133 82181810646 84919548992 85571695812 86388219627 90144229176 92006965619 92203982676 92702670463 95534492616 96007268472 96932392044 97656248274 100181497536 101137427856 101146843872 101902172112 103495700334 104007874178 105010091381 107995513392 108529955664 109565546844 109575747528 113481824832 114095594416 114329266272 114339910464 115184292836 115430940144 120192305568 121165697952 122938643568 127379323488 128009691296 128357543718 129243189392 130208331032 134849903808 135869562816 137994267112 143994017856 144010902708 144706607552 145398588066 146087395792 146100996704 146484372411 153907920192 155243550501 156011811267 162794933496 163918191424 164012416973 164348320266 164363621292 171143391624 172776439254 180288458352 184013931238 184407965352 185405340926 191068985232 192014536944 193864784088 195312496548 202274855712 202293687744 203804344224 206991400668 208015748356 210020182762 215991026784 217059911328 219131093688 219151495056 228191188832 228658532544 230368585672 230861880288 240384611136 242331395904 245877287136 254758646976 256019382592 256715087436 258486378784 259164658881 260416662064 275988534224 276020896857 278108011389 288021805416 290797176132 292174791584 292201993408 292968744822 310487101002 312023622534 315030274143 325589866992 328024833946 328696640532 328727242584 342286783248 345552878508 360576916704 368027862476 368815930704 370810681852 374348951717 382137970464 384029073888 387729568176 390624993096 404549711424 407608688448 413982801336 416031496712 420040365524 431982053568 434119822656 438262187376 438302990112 456382377664 460737171344 461723760576 468035433801 491754574272 492037250919 513430174872 516972757568 518329317762 520833324128 551977068448 552041793714 556216022778 576043610832 581594352264 584349583168 585937489644 620974202004 624047245068 630060548286 651179733984 656049667892 657393281064 657454485168 684573566496 691105757016 721153833408 736055724952 737631861408 741621363704 748697903434 764275940928 768058147776 775459136352 781249986192 827965602672 828062690571 832062993424 834324034167 840080731048 876524374752 876605980224 921474342688 936070867602 945090822429 984074501838 1026860349744 1036658635524 1041666648256 1103954136896 1104083587428 1112432045556 1123046855151 1152087221664 1163188704528 1171874979288 1196090553047 1241948404008 1248094490136 1260121096572 1302359467968 1312099335784 1314786562128 1314908970336 1369147132992 1382211514032 1472111449904 1475263722816 1476111752757 1483242727408 1497395806868 1550918272704 1562499972384 1655931205344 1656125381142 1664125986848 1668648068334 1680161462096 1753048749504 1842948685376 1872141735204 1890181644858 1968149003676 2053720699488 2073317271048 2132161420649 2208167174856 2224864091112 2246093710302 2304174443328 2326377409056 2343749958576 2392181106094 2483896808016 2496188980272 2520242193144 2624198671568 2629573124256 2629817940672 2764423028064 2944222899808 2952223505514 2966485454816 2994791613736 3124999944768 3311862410688 3312250762284 3328251973696 3337296136668 3360322924192 3369140565453 3588271659141 3744283470408 3772285590379 3780363289716 3936298007352 4107441398976 4146634542096 4264322841298 4416334349712 4449728182224 4492187420604 4652754818112 4687499917152 4784362212188 4967793616032 4992377960544 5040484386288 5248397343136 5259146248512 5528846056128 5888445799616 5904447011028 5932970909632 5989583227472 6396484261947 6624501524568 6674592273336 6720645848384 6738281130906 7176543318282 7488566940816 7544571180758 7560726579432 7872596014704 8293269084192 8528645682596 8832668699424 8899456364448 8984374841208 9374999834304 9568724424376 9935587232064 9984755921088 10080968772576 10496794686272 10764814977423 11316856771137 11808894022056 11979166454944 12792968523894 13249003049136 13349184546672 13476562261812 14353086636564 14977133881632 15089142361516 15121453158864 15745192029408 16586538168384 17057291365192 17665337398848 17798912728896 17968749682416 19137448848752 19189452785841 20161937545152 21529629954846 22633713542274 23617788044112 23958332909888 25585937047788 26498006098272 26698369093344 26953124523624 28706173273128 29954267763264 30178284723032 30242906317728 31490384058816 33950570313411 34114582730384 35937499364832 38274897697504 38378905571682 43059259909692 45267427084548 47235576088224 49039712674927 51171874095576 52996012196544 53396738186688 53906249047248 57412346546256 60356569446064 60485812635456 67901140626822 68229165460768 71874998729664 76549795395008 76757811143364 86118519819384 90534854169096 94471152176448 98079425349854 102343748191152 107812498094496 114824693092512 120713138892128 135802281253644 136458330921536 147119138024781 153515622286728 172237039638768 181069708338192 196158850699708 204687496382304 215624996188992 229649386185024 241426277784256 271604562507288 294238276049562 307031244573456 344474079277536 362139416676384 392317701399416 409374992764608 441357414074343 543209125014576 588476552099124 614062489146912 688948158555072 724278833352768 784635402798832 882714828148686 1086418250029152 1176953104198248 1228124978293824 1569270805597664 1765429656297372 2172836500058304 2353906208396496 3138541611195328 3530859312594744 4707812416792992 7061718625189488 9415624833585984 14123437250378976 28246874500757952
- Sum of all divisors σ(n): 94318939059561216
- Sum of proper divisors (its aliquot sum) s(n): 66072064558803264
- 28246874500757952 is an abundant number, because the sum of its proper divisors (66072064558803264) is greater than itself. Its abundance is 37825190058045312
Bases of 28246874500757952
- Binary: 11001000101101001100001111110001010000111111001110000002
- Hexadecimal: 0x645A61F8A1F9C0
- Base-36: 7Q4OJ052B40
Squares and roots of 28246874500757952
- 28246874500757952 squared (282468745007579522) is 797885919061569800042622491234304
- 28246874500757952 cubed (282468745007579523) is 22537783421654079142918607113854640985324023185408
-
The
square root of 28246874500757952 is 168068065.0830429235 -
The
cube root of 28246874500757952 is 304548.7351503573
Scales and comparisons
How big is 28246874500757952?- 28,246,874,500,757,952 seconds is equal to 898,163,235 years, 41 weeks, 5 days, 20 hours, 19 minutes, 12 seconds.
-
To count from 1 to 28,246,874,500,757,952 would take you about two billion, six hundred ninety-four million, four hundred eighty-nine thousand, seven hundred seven 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 28246874500757952 cubic inches would be around 25379.1 feet tall.
Recreational maths with 28246874500757952
- 28246874500757952 backwards is 25975700547864282
- The number of decimal digits it has is: 17
- The sum of 28246874500757952's digits is 81
- 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 28246874500757952 - Facts about the integer". Numbermatics.com. 2024. Web. 28 May 2024.
APA style:
Numbermatics. (2024). Number 28246874500757952 - Facts about the integer. Retrieved 28 May 2024, from https://numbermatics.com/n/28246874500757952/
Chicago style:
Numbermatics. 2024. "Number 28246874500757952 - Facts about the integer". https://numbermatics.com/n/28246874500757952/
The information we have on file for 28246874500757952 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 28246874500757952, math, Factors of 28246874500757952, curriculum, school, college, exams, university, Prime factorization of 28246874500757952, STEM, science, technology, engineering, physics, economics, calculator, twenty-eight quadrillion, two hundred forty-six trillion, eight hundred seventy-four billion, five hundred million, seven hundred fifty-seven thousand, nine hundred fifty-two.