138542993514666

Names of 138542993514666

• Cardinal: 138542993514666 can be written as One hundred thirty-eight trillion, five hundred forty-two billion, nine hundred ninety-three million, five hundred fourteen thousand, six hundred sixty-six.

Scientific notation

• Scientific notation: 1.38542993514666 × 10¹⁴

Factors of 138542993514666

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 204

Divisors of 138542993514666

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 6 9 13 18 26 29 39 58 78 87 117 157 169 174 234 261 314 338 377 471 507 522 754 841 942 1014 1131 1413 1521 1682 2041 2197 2262 2523 2826 3042 3393 4082 4394 4553 4901 5046 6123 6591 6786 7569 9106 9802 10933 12246 13182 13659 14703 15138 18369 19773 21866 24649 26533 27318 28561 29406 32799 36738 39546 40977 44109 49298 53066 57122 59189 63713 65598 73947 79599 81954 85683 88218 98397 118378 127426 132037 142129 147894 159198 171366 177567 191139 196794 221841 238797 257049 264074 284258 320437 344929 355134 371293 382278 396111 426387 443682 477594 514098 532701 573417 640874 689858 714821 742586 769457 792222 828269 852774 961311 1034787 1065402 1113879 1146834 1188333 1279161 1429642 1538914 1656538 1716481 1847677 1922622 2069574 2144463 2227758 2308371 2376666 2484807 2558322 2883933 3104361 3341637 3432962 3695354 4165681 4288926 4484077 4616742 4969614 5149443 5543031 5767866 6208722 6433389 6683274 6925113 7454421 8331362 8968154 9292673 10002941 10298886 10767497 11086062 12497043 12866778 13452231 13850226 14908842 15448329 16629093 18585346 20005882 20729809 21534994 22314253 24019801 24994086 26904462 27878019 30008823 30896658 32302491 33258186 37491129 40356693 41459618 44628506 48039602 54153853 55756038 58293001 60017646 62189427 64604982 66942759 72059403 74982258 80713386 83634057 90026469 96907473 108307706 116586002 120804749 124378854 130038233 133885518 144118806 162461559 167268114 174879003 180052938 186568281 193814946 200828277 216178209 241609498 260076466 269487517 290085289 312257413 324923118 349758006 362414247 373136562 390114699 401656554 432356418 487384677 524637009 538975034 580170578 624514826 704000089 724828494 780229398 808462551 870255867 936772239 974769354 1049274018 1087242741 1170344097 1408000178 1570461737 1616925102 1690497029 1740511734 1873544478 2112000267 2174485482 2340688194 2425387653 2610767601 2810316717 3140923474 3380994058 3503337721 3771108757 4224000534 4711385211 4850775306 5071491087 5221535202 5620633434 6336000801 7006675442 7542217514 9152001157 9422770422 10142982174 10510013163 11313326271 12672001602 14134155633 15214473261 18304002314 20416002581 21020026326 22626652542 27456003471 28268311266 30428946522 31530039489 33939978813 40832005162 45543390373 49024413841 54912006942 61248007743 63060078978 67879957626 82368010413 91086780746 98048827682 122496015486 136630171119 147073241523 164736020826 183744023229 265408033553 273260342238 294146483046 367488046458 409890513357 441219724569 530816067106 592064074849 796224100659 819781026714 882439449138 1184128149698 1592448201318 1776192224547 2388672301977 3552384449094 4777344603954 5328576673641 7696832973037 10657153347282 15393665946074 23090498919111 46180997838222 69271496757333 138542993514666
• Sum of all divisors σ(n): 338950115708022
• Sum of proper divisors (its aliquot sum) s(n): 200407122193356
• 138542993514666 is an abundant number, because the sum of its proper divisors (200407122193356) is greater than itself. Its abundance is 61864128678690

Bases of 138542993514666

• Binary: 11111100000000100001101111010100010000010101010₂
• Hexadecimal: 0x7E010DEA20AA
• Base-36: 1D3XRT9IUI

Squares and roots of 138542993514666

• 138542993514666 squared (138542993514666²) is 19194161052004785335557091556
• 138542993514666 cubed (138542993514666³) is 2659216530147353702701683636053093190760296
• The square root of 138542993514666 is 11770428.7736116903
• The cube root of 138542993514666 is 51744.1816000765

Scales and comparisons

• 138,542,993,514,666 seconds is equal to 4,405,238 years, 33 weeks, 6 days, 9 hours, 11 minutes, 6 seconds.
• To count from 1 to 138,542,993,514,666 would take you about eleven million, thirteen thousand and ninety-six 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 138542993514666 cubic inches would be around 4312 feet tall.

Recreational maths with 138542993514666

• 138542993514666 backwards is 666415399245831
• The number of decimal digits it has is: 15
• The sum of 138542993514666's digits is 72
• More coming soon!