81676232979264

Names of 81676232979264

• Cardinal: 81676232979264 can be written as Eighty-one trillion, six hundred seventy-six billion, two hundred thirty-two million, nine hundred seventy-nine thousand, two hundred sixty-four.

Scientific notation

• Scientific notation: 8.1676232979264 × 10¹³

Factors of 81676232979264

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 263077974

Divisors of 81676232979264

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 16 18 21 22 24 28 32 33 36 42 44 48 49 56 63 64 66 72 77 84 88 96 98 99 112 126 132 144 147 154 168 176 192 196 198 224 231 252 264 288 294 308 336 352 392 396 441 448 462 504 528 539 576 588 616 672 693 704 784 792 882 924 1008 1056 1078 1176 1232 1344 1386 1568 1584 1617 1764 1848 2016 2112 2156 2352 2464 2772 3136 3168 3234 3528 3696 4032 4312 4704 4851 4928 5544 6336 6468 7056 7392 8624 9408 9702 11088 12936 14112 14784 17248 19404 22176 25872 28224 34496 38808 44352 51744 77616 103488 155232 310464 263077951 526155902 789233853 1052311804 1578467706 1841545657 2104623608 2367701559 2893857461 3156935412 3683091314 4209247216 4735403118 5524636971 5787714922 6313870824 7366182628 8418494432 8681572383 9470806236 11049273942 11575429844 12627741648 12890819599 14732365256 16573910913 16836988864 17363144766 18941612472 20257002227 22098547884 23150859688 25255483296 25781639198 26044717149 29464730512 33147821826 34726289532 37883224944 38672458797 40514004454 44197095768 46301719376 50510966592 51563278396 52089434298 58929461024 60771006681 66295643652 69452579064 75766449888 77344917594 81028008908 88394191536 92603438752 103126556792 104178868596 116017376391 117858922048 121542013362 132591287304 138905158128 141799015589 151532899776 154689835188 162056017816 176788383072 182313020043 185206877504 206253113584 208357737192 232034752782 243084026724 265182574608 277810316256 283598031178 309379670376 324112035632 353576766144 364626040086 412506227168 416715474384 425397046767 464069505564 486168053448 530365149216 555620632512 567196062356 618759340752 648224071264 729252080172 825012454336 833430948768 850794093534 928139011128 972336106896 1060730298432 1134392124712 1237518681504 1276191140301 1296448142528 1458504160344 1666861897536 1701588187068 1856278022256 1944672213792 2268784249424 2475037363008 2552382280602 2917008320688 3403176374136 3712556044512 3889344427584 4537568498848 5104764561204 5834016641376 6806352748272 7425112089024 9075136997696 10209529122408 11668033282752 13612705496544 20419058244816 27225410993088 40838116489632 81676232979264
• Sum of all divisors σ(n): 297089721946368
• Sum of proper divisors (its aliquot sum) s(n): 215413488967104
• 81676232979264 is an abundant number, because the sum of its proper divisors (215413488967104) is greater than itself. Its abundance is 133737255987840

Bases of 81676232979264

• Binary: 10010100100100010111010110110100111001101000000₂
• Hexadecimal: 0x4A48BADA7340
• Base-36: SY9JKAQ80

Squares and roots of 81676232979264

• 81676232979264 squared (81676232979264²) is 6671007033683012265453981696
• 81676232979264 cubed (81676232979264³) is 544862724689402556084626317443777403551744
• The square root of 81676232979264 is 9037490.4137854551
• The cube root of 81676232979264 is 43387.5605828251

Scales and comparisons

• 81,676,232,979,264 seconds is equal to 2,597,051 years, 29 weeks, 3 days, 14 hours, 14 minutes, 24 seconds.
• To count from 1 to 81,676,232,979,264 would take you about six million, four hundred ninety-two thousand, six hundred twenty-eight 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 81676232979264 cubic inches would be around 3615.6 feet tall.

Recreational maths with 81676232979264

• 81676232979264 backwards is 46297923267618
• 81676232979264 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 81676232979264's digits is 72
• More coming soon!