31873013893161

Names of 31873013893161

• Cardinal: 31873013893161 can be written as Thirty-one trillion, eight hundred seventy-three billion, thirteen million, eight hundred ninety-three thousand, one hundred sixty-one.

Scientific notation

• Scientific notation: 3.1873013893161 × 10¹³

Factors of 31873013893161

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 3329

Divisors of 31873013893161

• Number of divisors d(n): 99
• Complete list of divisors:
  1 3 7 9 21 27 49 63 81 147 189 243 441 567 729 1323 1701 2187 3319 3969 5103 6561 9957 11907 15309 19683 23233 29871 35721 45927 59049 69699 89613 107163 137781 162631 209097 268839 321489 413343 487893 627291 806517 964467 1463679 1881873 2419551 2893401 4391037 5645619 7258653 11015761 13173111 16936857 21775959 33047283 39519333 50810571 65327877 77110327 99141849 118557999 152431713 195983631 231330981 297425547 355673997 457295139 539772289 693992943 892276641 1067021991 1371885417 1619316867 2081978829 2676829923 3201065973 4857950601 6245936487 8030489769 9603197919 14573851803 18737809461 24091469307 43721555409 56213428383 72274407921 131164666227 168640285149 216823223763 393493998681 505920855447 650469671289 1180481996043 1517762566341 3541445988129 4553287699023 10624337964387 31873013893161
• Sum of all divisors σ(n): 55631604500541
• Sum of proper divisors (its aliquot sum) s(n): 23758590607380
• 31873013893161 is a deficient number, because the sum of its proper divisors (23758590607380) is less than itself. Its deficiency is 8114423285781

Bases of 31873013893161

• Binary: 111001111110100000011101010111100100000101001₂
• Hexadecimal: 0x1CFD03ABC829
• Base-36: BAQ9DJ9K9

Squares and roots of 31873013893161

• 31873013893161 squared (31873013893161²) is 1015889014633634125922571921
• 31873013893161 cubed (31873013893161³) is 32379444677327458931965061374598232532281
• 31873013893161 is a perfect square number. Its square root is 5645619
• The cube root of 31873013893161 is 31705.9699746663

Scales and comparisons

• 31,873,013,893,161 seconds is equal to 1,013,463 years, 13 weeks, 18 hours, 19 minutes, 21 seconds.
• To count from 1 to 31,873,013,893,161 would take you about two million, five hundred thirty-three thousand, six hundred fifty-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 31873013893161 cubic inches would be around 2642.2 feet tall.

Recreational maths with 31873013893161

• 31873013893161 backwards is 16139831037813
• The number of decimal digits it has is: 14
• The sum of 31873013893161's digits is 54
• More coming soon!