18397805186432

Names of 18397805186432

• Cardinal: 18397805186432 can be written as Eighteen trillion, three hundred ninety-seven billion, eight hundred five million, one hundred eighty-six thousand, four hundred thirty-two.

Scientific notation

• Scientific notation: 1.8397805186432 × 10¹³

Factors of 18397805186432

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 159

Divisors of 18397805186432

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 4 7 8 14 16 17 19 28 32 34 38 49 53 56 61 64 68 76 98 106 112 119 122 128 133 136 152 196 212 224 238 244 266 272 304 323 371 392 424 427 448 476 488 532 544 608 646 742 784 833 848 854 896 901 931 952 976 1007 1037 1064 1088 1159 1216 1292 1484 1568 1666 1696 1708 1802 1862 1904 1952 2014 2074 2128 2176 2261 2318 2432 2584 2597 2809 2968 2989 3136 3233 3332 3392 3416 3604 3724 3808 3904 4028 4148 4256 4522 4636 5168 5194 5618 5936 5978 6272 6307 6466 6664 6784 6832 7049 7208 7259 7448 7616 7808 8056 8113 8296 8512 9044 9272 10336 10388 11236 11872 11956 12614 12932 13328 13664 14098 14416 14518 14896 15232 15827 16112 16226 16592 17024 17119 18088 18544 19663 19703 20672 20776 22472 22631 23744 23912 25228 25864 26656 27328 28196 28832 29036 29792 31654 32224 32452 33184 34238 36176 37088 39326 39406 41344 41552 44149 44944 45262 47488 47753 47824 49343 50456 50813 51728 53312 53371 54656 54961 56392 56791 57664 58072 59584 61427 63308 64448 64904 66368 68476 72352 74176 78652 78812 83104 88298 89888 90524 95506 95648 98686 100912 101626 103456 106624 106742 109922 112784 113582 115328 116144 119168 119833 122854 126616 128896 129808 132736 136952 137641 137921 144704 148352 148877 157304 157624 158417 166208 171349 176596 179776 181048 191012 191296 197372 201824 203252 206912 213484 219844 225568 227164 232288 239666 245708 253232 259616 273904 275282 275842 289408 297754 314608 315248 316834 332416 334271 342698 353192 359552 362096 373597 382024 382592 384727 394744 403648 406504 413824 426968 429989 439688 451136 454328 464576 479332 491416 506464 519232 547808 550564 551684 595508 629216 630496 633668 668542 685396 706384 724192 747194 764048 769454 789488 807296 813008 838831 853936 859978 879376 902272 907307 908656 929152 958664 965447 982832 1012928 1038464 1042139 1044259 1095616 1101128 1103368 1191016 1199443 1258432 1260992 1267336 1337084 1370792 1412768 1448384 1494388 1528096 1538908 1578976 1626016 1677662 1707872 1719956 1758752 1814614 1817312 1917328 1930894 1965664 2025856 2084278 2088518 2191232 2202256 2206736 2339897 2382032 2398886 2516864 2521984 2530909 2534672 2615179 2674168 2693089 2741584 2825536 2828663 2896768 2912933 2988776 3009923 3056192 3077816 3157952 3252032 3255631 3355324 3415744 3439912 3517504 3629228 3634624 3834656 3861788 3931328 4168556 4177036 4404512 4413472 4679794 4764064 4797772 5061818 5069344 5230358 5348336 5386178 5483168 5651072 5657326 5825866 5977552 6019846 6112384 6155632 6315904 6351149 6504064 6511262 6710648 6831488 6879824 7035008 7258456 7269248 7294973 7309813 7669312 7723576 7862656 8337112 8354072 8396101 8809024 8826944 9081497 9359588 9528128 9595544 10123636 10138688 10460716 10696672 10772356 10966336 11314652 11651732 11955104 12039692 12311264 12702298 13022524 13421296 13759648 14516912 14589946 14619626 15338624 15447152 16674224 16708144 16792202 17618048 17653888 17716363 18162994 18719176 19056256 19191088 19800641 20247272 20277376 20390531 20921432 21393344 21544712 21932672 22629304 22789417 23303464 23910208 24079384 24622528 25404596 26045048 26842592 27519296 29033824 29179892 29239252 30894304 33348448 33416288 33584404 35432726 36325988 37438352 38382176 39601282 40494544 40781062 41842864 42786688 43089424 44458043 45258608 45578834 46606928 47820416 48087271 48158768 49245056 50809192 51168691 52090096 53685184 55038592 55345727 58067648 58359784 58478504 61788608 63570479 66696896 66832576 67168808 70865452 72651976 74876704 76764352 79202564 80989088 81562124 83685728 86178848 88916086 90517216 91157668 93213856 96174542 96317536 101618384 102337382 104180192 107370368 110691454 116135296 116719568 116957008 123577216 124014541 127140958 133393792 133665152 134337616 138604487 141730904 142733717 145303952 149753408 153528704 154385449 158405128 159525919 161978176 163124248 167371456 172357696 172548443 177832172 181034432 182315336 186427712 192349084 192635072 203236768 204674764 208360384 221382908 233439136 233914016 248029082 254281916 268675232 277208974 283461808 285467434 290607904 299506816 308770898 316810256 319051838 323956352 326248496 334742912 336610897 344715392 345096886 355664344 362068864 364630672 372855424 384698168 385270144 387420089 406473536 409349528 416720768 442765816 444993353 466878272 467828032 496058164 508563832 537350464 554417948 566923616 570934868 581215808 617541796 633620512 638103676 652496992 673221794 690193772 711328688 729261344 769396336 774840178 812947072 818699056 885531632 889986706 933756544 935656064 992116328 1017127664 1074700928 1080698143 1108835896 1133847232 1141869736 1162431616 1207839101 1235083592 1267241024 1276207352 1304993984 1346443588 1380387544 1422657376 1458522688 1538792672 1549680356 1637398112 1771063264 1779973412 1984232656 2034255328 2161396286 2217671792 2267694464 2283739472 2356276279 2415678202 2470167184 2534482048 2552414704 2609987968 2692887176 2711940623 2760775088 2845314752 2917045376 2933323531 3077585344 3099360712 3274796224 3542126528 3559946824 3968465312 4068510656 4322792572 4435343584 4567478944 4712552558 4831356404 4940334368 5104829408 5385774352 5423881246 5521550176 5690629504 5866647062 6155170688 6198721424 6549592448 7084253056 7119893648 7564887001 7936930624 8137021312 8454873707 8645585144 8870687168 9134957888 9425105116 9662712808 9880668736 10209658816 10771548704 10847762492 11043100352 11733294124 12397442848 14239787296 15129774002 15873861248 16909747414 17291170288 17741374336 18269915776 18850210232 19325425616 19761337472 20419317632 20533264717 21543097408 21695524984 22086200704 23466588248 24794885696 28479574592 30259548004 33819494828 34582340576 37700420464 38650851232 41066529434 43086194816 43391049968 46933176496 49589771392 56959149184 60519096008 67638989656 69164681152 75400840928 77301702464 82133058868 86782099936 93866352992 121038192016 135277979312 138329362304 143732853019 150801681856 154603404928 164266117736 173564199872 187732705984 242076384032 270555958624 287465706038 301603363712 328532235472 347128399744 375465411968 484152768064 541111917248 574931412076 657064470944 968305536128 1082223834496 1149862824152 1314128941888 2299725648304 2628257883776 4599451296608 9198902593216 18397805186432
• Sum of all divisors σ(n): 49227672888000
• Sum of proper divisors (its aliquot sum) s(n): 30829867701568
• 18397805186432 is an abundant number, because the sum of its proper divisors (30829867701568) is greater than itself. Its abundance is 12432062515136

Bases of 18397805186432

• Binary: 100001011101110010010101001001000110110000000₂
• Hexadecimal: 0x10BB92A48D80
• Base-36: 6IRU26V7K

Squares and roots of 18397805186432

• 18397805186432 squared (18397805186432²) is 338479235677904198276890624
• 18397805186432 cubed (18397805186432³) is 6227275037654485114482605199837592813568
• The square root of 18397805186432 is 4289266.2760001273
• The cube root of 18397805186432 is 26399.0726958647

Scales and comparisons

• 18,397,805,186,432 seconds is equal to 584,993 years, 15 weeks, 3 days, 40 minutes, 32 seconds.
• To count from 1 to 18,397,805,186,432 would take you about one million, four hundred sixty-two thousand, four hundred eighty-three 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 18397805186432 cubic inches would be around 2199.9 feet tall.

Recreational maths with 18397805186432

• 18397805186432 backwards is 23468150879381
• The number of decimal digits it has is: 14
• The sum of 18397805186432's digits is 65
• More coming soon!