81059623376368

Names of 81059623376368

• Cardinal: 81059623376368 can be written as Eighty-one trillion, fifty-nine billion, six hundred twenty-three million, three hundred seventy-six thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 8.1059623376368 × 10¹³

Factors of 81059623376368

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2164

Divisors of 81059623376368

• Number of divisors d(n): 270
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 31 52 56 62 91 104 112 124 169 182 208 217 248 338 364 403 434 496 676 728 806 868 961 1183 1352 1456 1612 1736 1922 2111 2366 2704 2821 3224 3472 3844 4222 4732 5239 5642 6448 6727 7688 8444 9464 10478 11284 12493 13454 14777 15376 16888 18928 20956 22568 24986 26908 27443 29554 33776 36673 41912 45136 49972 53816 54886 59108 65441 73346 83824 87451 99944 107632 109772 118216 130882 146692 162409 174902 192101 199888 219544 236432 261764 293384 324818 349804 356759 384202 439088 458087 523528 586768 649636 699608 713518 768404 850733 916174 1047056 1136863 1299272 1399216 1427036 1536808 1701466 1832348 2028671 2273726 2497313 2598544 2854072 3073616 3402932 3664696 4057342 4456321 4547452 4994626 5708144 5955131 6805864 7329392 8114684 8912642 9094904 9989252 11059529 11910262 13611728 14200697 16229368 17825284 18189808 19978504 22119058 23820524 26372723 28401394 31194247 32458736 35650568 39957008 44238116 47641048 52745446 56802788 57932173 62388494 71301136 77416703 88476232 95282096 105490892 113605576 115864346 124776988 138145951 154833406 176952464 184609061 210981784 227211152 231728692 249553976 276291902 309666812 342845399 369218122 405525211 421963568 463457384 499107952 552583804 619333624 685690798 738436244 753118249 811050422 926914768 967021657 1105167608 1238667248 1371381596 1476872488 1506236498 1622100844 1795897363 1934043314 2210335216 2399917793 2742763192 2953744976 3012472996 3244201688 3591794726 3868086628 4282524481 4799835586 5271827743 5485526384 6024945992 6488403376 7183589452 7736173256 8565048962 9599671172 10543655486 12049891984 12571281541 14367178904 15472346512 17130097924 19199342344 21087310972 23346665719 25142563082 28734357808 29977671367 34260195848 38398684688 42174621944 46693331438 50285126164 55672818253 59955342734 68520391696 84349243888 93386662876 100570252328 111345636506 119910685468 163426660033 186773325752 201140504656 222691273012 239821370936 326853320066 373546651504 389709727771 445382546024 479642741872 653706640132 723746637289 779419455542 890765092048 1307413280264 1447493274578 1558838911084 2614826560528 2894986549156 3117677822168 5066226461023 5789973098312 6235355644336 10132452922046 11579946196624 20264905844092 40529811688184 81059623376368
• Sum of all divisors σ(n): 200925132609096
• Sum of proper divisors (its aliquot sum) s(n): 119865509232728
• 81059623376368 is an abundant number, because the sum of its proper divisors (119865509232728) is greater than itself. Its abundance is 38805885856360

Bases of 81059623376368

• Binary: 10010011011100100101010000011101001010111110000₂
• Hexadecimal: 0x49B92A0E95F0
• Base-36: SQE9YUZN4

Squares and roots of 81059623376368

• 81059623376368 squared (81059623376368²) is 6570662541918625520180871424
• 81059623376368 cubed (81059623376368³) is 532615430981132600920869579220347368108032
• The square root of 81059623376368 is 9003311.8004636493
• The cube root of 81059623376368 is 43278.1007756801

Scales and comparisons

• 81,059,623,376,368 seconds is equal to 2,577,445 years, 15 weeks, 8 hours, 59 minutes, 28 seconds.
• To count from 1 to 81,059,623,376,368 would take you about six million, four hundred forty-three thousand, six hundred thirteen 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 81059623376368 cubic inches would be around 3606.5 feet tall.

Recreational maths with 81059623376368

• 81059623376368 backwards is 86367332695018
• The number of decimal digits it has is: 14
• The sum of 81059623376368's digits is 67
• More coming soon!