18238006404721152

Names of 18238006404721152

• Cardinal: 18238006404721152 can be written as Eighteen quadrillion, two hundred thirty-eight trillion, six billion, four hundred four million, seven hundred twenty-one thousand, one hundred fifty-two.

Scientific notation

• Scientific notation: 1.8238006404721152 × 10¹⁶

Factors of 18238006404721152

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 23
• Sum of prime factors: 2309

Divisors of 18238006404721152

• Number of divisors d(n): 1200
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 49 54 56 63 64 72 81 84 96 98 108 112 126 128 144 147 162 168 189 192 196 216 224 243 252 256 288 294 324 336 343 378 384 392 432 441 448 486 504 512 567 576 588 648 672 686 729 756 768 784 864 882 896 972 1008 1029 1134 1152 1176 1296 1323 1344 1372 1458 1512 1536 1568 1701 1728 1764 1792 1944 2016 2058 2187 2268 2297 2304 2352 2592 2646 2688 2744 2916 3024 3087 3136 3402 3456 3528 3584 3888 3969 4032 4116 4374 4536 4594 4608 4704 5103 5184 5292 5376 5488 5832 6048 6174 6272 6561 6804 6891 6912 7056 7776 7938 8064 8232 8748 9072 9188 9261 9408 10206 10368 10584 10752 10976 11664 11907 12096 12348 12544 13122 13608 13782 13824 14112 15309 15552 15876 16079 16128 16464 17496 18144 18376 18522 18816 19683 20412 20673 20736 21168 21952 23328 23814 24192 24696 25088 26244 27216 27564 27783 28224 30618 31104 31752 32158 32256 32928 34992 35721 36288 36752 37044 37632 39366 40824 41346 41472 42336 43904 45927 46656 47628 48237 48384 49392 52488 54432 55128 55566 56448 61236 62019 62208 63504 64316 65856 69984 71442 72576 73504 74088 75264 78732 81648 82692 83349 84672 87808 91854 93312 95256 96474 96768 98784 104976 107163 108864 110256 111132 112553 112896 122472 124038 124416 127008 128632 131712 137781 139968 142884 144711 145152 147008 148176 157464 163296 165384 166698 169344 175616 183708 186057 186624 190512 192948 197568 209952 214326 217728 220512 222264 225106 225792 244944 248076 250047 254016 257264 263424 275562 279936 285768 289422 290304 294016 296352 314928 321489 326592 330768 333396 337659 338688 367416 372114 373248 381024 385896 395136 419904 428652 434133 435456 441024 444528 450212 489888 496152 500094 508032 514528 526848 551124 558171 559872 571536 578844 588032 592704 629856 642978 653184 661536 666792 675318 677376 734832 744228 750141 762048 771792 787871 790272 839808 857304 868266 870912 882048 889056 900424 964467 979776 992304 1000188 1012977 1016064 1029056 1102248 1116342 1119744 1143072 1157688 1176064 1185408 1259712 1285956 1302399 1306368 1323072 1333584 1350636 1469664 1488456 1500282 1524096 1543584 1575742 1580544 1674513 1679616 1714608 1736532 1764096 1778112 1800848 1928934 1959552 1984608 2000376 2025954 2032128 2058112 2204496 2232684 2250423 2286144 2315376 2363613 2370816 2519424 2571912 2604798 2612736 2646144 2667168 2701272 2939328 2976912 3000564 3038931 3048192 3087168 3151484 3349026 3359232 3429216 3473064 3528192 3556224 3601696 3857868 3907197 3919104 3969216 4000752 4051908 4116224 4408992 4465368 4500846 4572288 4630752 4727226 4741632 5023539 5038848 5143824 5209596 5276209 5292288 5334336 5402544 5878656 5953824 6001128 6077862 6096384 6174336 6302968 6698052 6751269 6858432 6946128 7090839 7112448 7203392 7715736 7814394 7838208 7938432 8001504 8103816 8232448 8817984 8930736 9001692 9116793 9144576 9261504 9454452 10047078 10077696 10287648 10419192 10552418 10584576 10668672 10805088 11721591 11757312 11907648 12002256 12155724 12348672 12605936 13396104 13502538 13716864 13892256 14181678 14224896 14406784 15070617 15431472 15628788 15828627 15876864 16003008 16207632 17635968 17861472 18003384 18233586 18289152 18523008 18908904 20094156 20575296 20838384 21104836 21272517 21337344 21610176 23443182 23514624 23815296 24004512 24311448 24697344 25211872 26792208 27005076 27350379 27433728 27784512 28363356 28813568 30141234 30862944 31257576 31657254 31753728 32006016 32415264 35164773 35271936 35722944 36006768 36467172 36933463 37046016 37817808 40188312 41150592 41676768 42209672 42545034 42674688 43220352 45211851 46886364 47485881 47630592 48009024 48622896 50423744 53584416 54010152 54700758 54867456 55569024 56726712 57627136 60282468 61725888 62515152 63314508 63817551 64012032 64830528 70329546 70543872 71445888 72013536 72934344 73866926 74092032 75635616 80376624 82051137 82301184 83353536 84419344 85090068 86440704 90423702 93772728 94971762 95261184 96018048 97245792 100847488 105494319 107168832 108020304 109401516 110800389 111138048 113453424 120564936 123451776 125030304 126629016 127635102 128024064 129661056 140659092 142457643 142891776 144027072 145868688 147733852 151271232 160753248 164102274 164602368 166707072 168838688 170180136 172881408 180847404 187545456 189943524 191452653 192036096 194491584 201694976 210988638 214337664 216040608 218803032 221600778 222276096 226906848 241129872 246153411 246903552 250060608 253258032 255270204 258534241 259322112 281318184 284915286 285783552 288054144 291737376 295467704 302542464 316482957 321506496 328204548 332401167 333414144 337677376 340360272 361694808 375090912 379887048 382905306 384072192 388983168 403389952 421977276 427372929 428675328 432081216 437606064 443201556 453813696 482259744 492306822 493807104 500121216 506516064 510540408 517068482 518644224 562636368 569830572 574357959 576108288 583474752 590935408 605084928 632965914 643012992 656409096 664802334 666828288 675354752 680720544 723389616 738460233 750181824 759774096 765810612 775602723 777966336 843954552 854745858 857350656 864162432 875212128 886403112 907627392 964519488 984613644 997203501 1000242432 1013032128 1021080816 1034136964 1125272736 1139661144 1148715918 1152216576 1166949504 1181870816 1210169856 1265931828 1282118787 1286025984 1312818192 1329604668 1350709504 1361441088 1446779232 1476920466 1500363648 1519548192 1531621224 1551205446 1555932672 1687909104 1709491716 1723073877 1728324864 1750424256 1772806224 1809739687 1815254784 1929038976 1969227288 1994407002 2000484864 2026064256 2042161632 2068273928 2215380699 2250545472 2279322288 2297431836 2326808169 2333899008 2363741632 2531863656 2564237574 2572051968 2625636384 2659209336 2701419008 2722882176 2893558464 2953840932 2991610503 3000727296 3039096384 3063242448 3102410892 3375818208 3418983432 3446147754 3456649728 3500848512 3545612448 3619479374 3630509568 3846356361 3858077952 3938454576 3988814004 4052128512 4084323264 4136547856 4430761398 4501090944 4558644576 4594863672 4653616338 4667798016 4727483264 5063727312 5128475148 5169221631 5251272768 5318418672 5429219061 5445764352 5787116928 5907681864 5983221006 6001454592 6078192768 6126484896 6204821784 6751636416 6837966864 6892295508 6980424507 7001697024 7091224896 7238958748 7692712722 7716155904 7876909152 7977628008 8104257024 8168646528 8273095712 8861522796 8974831509 9002181888 9117289152 9189727344 9307232676 9454966528 10127454624 10256950296 10338443262 10502545536 10636837344 10858438122 10891528704 11539069083 11574233856 11815363728 11966442012 12156385536 12252969792 12409643568 13503272832 13675933728 13784591016 13960849014 14003394048 14182449792 14477917496 15385425444 15507664893 15753818304 15955256016 16287657183 16337293056 16546191424 17723045592 17949663018 18004363776 18234578304 18379454688 18614465352 18909933056 20254909248 20513900592 20676886524 20941273521 21005091072 21273674688 21716876244 23078138166 23148467712 23630727456 23932884024 24312771072 24505939584 24819287136 26924494527 27006545664 27351867456 27569182032 27921698028 28364899584 28955834992 30770850888 31015329786 31507636608 31910512032 32575314366 32674586112 33092382848 34617207249 35446091184 35899326036 36469156608 36758909376 37228930704 40509818496 41027801184 41353773048 41882547042 42010182144 42547349376 43433752488 46156276332 47261454912 47865768048 48862971549 49011879168 49638574272 53848989054 54013091328 54703734912 55138364064 55843396056 56729799168 57911669984 61541701776 62030659572 62823820563 63015273216 63821024064 65150628732 66184765696 69234414498 70892182368 71798652072 72938313216 73517818752 74457861408 80773483581 81019636992 82055602368 82707546096 83765094084 85094698752 86867504976 92312552664 94522909824 95731536096 97725943098 98023758336 99277148544 103851621747 107697978108 109407469824 110276728128 111686792112 115823339968 123083403552 124061319144 125647641126 126030546432 127642048128 130301257464 132369531392 138468828996 141784364736 143597304144 146588914647 147035637504 148915722816 161546967162 162039273984 164111204736 165415092192 167530188168 170189397504 173735009952 184625105328 188471461689 189045819648 191463072192 195451886196 198554297088 207703243494 215395956216 218814939648 220553456256 223373584224 231646679936 242320450743 246166807104 248122638288 251295282252 255284096256 260602514928 276937657992 283568729472 287194608288 293177829294 294071275008 297831445632 323093934324 328222409472 330830184384 335060376336 347470019904 369250210656 376942923378 378091639296 382926144384 390903772392 397108594176 415406486988 430791912432 439766743941 441106912512 446747168448 463293359872 484640901486 492333614208 496245276576 502590564504 510568192512 521205029856 553875315984 565414385067 567137458944 574389216576 586355658588 595662891264 646187868648 656444818944 661660368768 670120752672 694940039808 726961352229 738500421312 753885846756 765852288768 781807544784 830812973976 861583824864 879533487882 882213825024 893494336896 926586719744 969281802972 984667228416 992490553152 1005181129008 1042410059712 1107750631968 1130828770134 1134274917888 1148778433152 1172711317176 1191325782528 1292375737296 1319300231823 1323320737536 1340241505344 1389880079616 1453922704458 1477000842624 1507771693512 1531704577536 1563615089568 1661625947952 1696243155201 1723167649728 1759066975764 1786988673792 1938563605944 1969334456832 1984981106304 2010362258016 2084820119424 2215501263936 2261657540268 2297556866304 2345422634352 2584751474592 2638600463646 2646641475072 2680483010688 2779760159232 2907845408916 2954001685248 3015543387024 3127230179136 3323251895904 3392486310402 3446335299456 3518133951528 3573977347584 3877127211888 3957900695469 3969962212608 4020724516032 4169640238848 4431002527872 4523315080536 4595113732608 4690845268704 5088729465603 5169502949184 5277200927292 5360966021376 5815690817832 5908003370496 6031086774048 6254460358272 6646503791808 6784972620804 6892670598912 7036267903056 7754254423776 7915801390938 7939924425216 8041449032064 8339280477696 8862005055744 9046630161072 9381690537408 10177458931206 10339005898368 10554401854584 10721932042752 11631381635664 11873702086407 12062173548096 12508920716544 13293007583616 13569945241608 13785341197824 14072535806112 15508508847552 15831602781876 16082898064128 17724010111488 18093260322144 18763381074816 20354917862412 20678011796736 21108803709168 23262763271328 23747404172814 24124347096192 25017841433088 26586015167232 27139890483216 28145071612224 31017017695104 31663205563752 32165796128256 35621106259221 36186520644288 37526762149632 40709835724824 41356023593472 42217607418336 46525526542656 47494808345628 48248694192384 53172030334464 54279780966432 56290143224448 62034035390208 63326411127504 71242212518442 72373041288576 75053524299264 81419671449648 84435214836672 93051053085312 94989616691256 96497388384768 108559561932864 112580286448896 124068070780416 126652822255008 142484425036884 144746082577152 162839342899296 168870429673344 186102106170624 189979233382512 217119123865728 225160572897792 253305644510016 284968850073768 289492165154304 325678685798592 337740859346688 372204212341248 379958466765024 434238247731456 506611289020032 569937700147536 651357371597184 675481718693376 759916933530048 868476495462912 1013222578040064 1139875400295072 1302714743194368 1519833867060096 2026445156080128 2279750800590144 2605429486388736 3039667734120192 4559501601180288 6079335468240384 9119003202360576 18238006404721152
• Sum of all divisors σ(n): 63770808561345600
• Sum of proper divisors (its aliquot sum) s(n): 45532802156624448
• 18238006404721152 is an abundant number, because the sum of its proper divisors (45532802156624448) is greater than itself. Its abundance is 27294795751903296

Bases of 18238006404721152

• Binary: 1000000110010110101111011000101001010100010101000000000₂
• Hexadecimal: 0x40CB5EC52A2A00
• Base-36: 4ZKU0H60000

Squares and roots of 18238006404721152

• 18238006404721152 squared (18238006404721152²) is 332624877618649760805034876207104
• 18238006404721152 cubed (18238006404721152³) is 6066414648378523703139738780012582493340521463808
• The square root of 18238006404721152 is 135048163.2778511801
• The cube root of 18238006404721152 is 263224.1839530285

Scales and comparisons

• 18,238,006,404,721,152 seconds is equal to 579,912,189 years, 42 weeks, 1 day, 16 hours, 19 minutes, 12 seconds.
• To count from 1 to 18,238,006,404,721,152 would take you about one billion, seven hundred thirty-nine million, seven hundred thirty-six thousand, five hundred sixty-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 18238006404721152 cubic inches would be around 21935.3 feet tall.

Recreational maths with 18238006404721152

• 18238006404721152 backwards is 25112740460083281
• 18238006404721152 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 18238006404721152's digits is 54
• More coming soon!