31957502397381

Names of 31957502397381

• Cardinal: 31957502397381 can be written as Thirty-one trillion, nine hundred fifty-seven billion, five hundred two million, three hundred ninety-seven thousand, three hundred eighty-one.

Scientific notation

• Scientific notation: 3.1957502397381 × 10¹³

Factors of 31957502397381

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 356

Divisors of 31957502397381

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 9 11 27 29 33 87 99 121 261 297 313 319 363 783 939 957 1089 1331 2817 2871 3267 3443 3509 3993 8451 8613 9077 10329 10527 11979 27231 30987 31581 35937 37873 38599 81693 92961 94743 97969 99847 113619 115797 245079 293907 299541 340857 347391 416603 881721 898623 1022571 1042173 1077659 1098317 1249809 2645163 2695869 2841101 3232977 3294951 3749427 8523303 9698931 9884853 11248281 11854249 12081487 25569909 29096793 29654559 30664297 31252111 35562747 36244461 76709727 91992891 93756333 106688241 108733383 130396739 275978673 281268999 320064723 326200149 337307267 343773221 391190217 827936019 843806997 889264613 1011921801 1031319663 1173570651 2667793839 3035765403 3093958989 3520711953 3710379937 3781505431 8003381517 9107296209 9281876967 9781910743 11131139811 11344516293 24010144551 29345732229 33393419433 34033548879 40814179307 88037196687 100180258299 102100646637 107601018173 122442537921 264111590061 322803054519 367327613763 968409163557 1101982841289 1183611199903 2905227490671 3550833599709 10652500799127 31957502397381
• Sum of all divisors σ(n): 54043700544000
• Sum of proper divisors (its aliquot sum) s(n): 22086198146619
• 31957502397381 is a deficient number, because the sum of its proper divisors (22086198146619) is less than itself. Its deficiency is 9871304250762

Bases of 31957502397381

• Binary: 111010001000010101111100101000000101111000101₂
• Hexadecimal: 0x1D10AF940BC5
• Base-36: BBT2NT4N9

Squares and roots of 31957502397381

• 31957502397381 squared (31957502397381²) is 1021281959478612362435659161
• 31957502397381 cubed (31957502397381³) is 32637620668439719869332761706020495057341
• The square root of 31957502397381 is 5653096.7086527893
• The cube root of 31957502397381 is 31733.9604925091

Scales and comparisons

• 31,957,502,397,381 seconds is equal to 1,016,149 years, 37 weeks, 4 days, 23 hours, 16 minutes, 21 seconds.
• To count from 1 to 31,957,502,397,381 would take you about two million, five hundred forty thousand, three hundred seventy-four 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 31957502397381 cubic inches would be around 2644.5 feet tall.

Recreational maths with 31957502397381

• 31957502397381 backwards is 18379320575913
• The number of decimal digits it has is: 14
• The sum of 31957502397381's digits is 63
• More coming soon!