31491874875190097

Names of 31491874875190097

• Cardinal: 31491874875190097 can be written as Thirty-one quadrillion, four hundred ninety-one trillion, eight hundred seventy-four billion, eight hundred seventy-five million, one hundred ninety thousand and ninety-seven.

Scientific notation

• Scientific notation: 3.1491874875190097 × 10¹⁶

Factors of 31491874875190097

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 3910456

Divisors of 31491874875190097

• Number of divisors d(n): 16
• Complete list of divisors:
  1 89 887 78943 104851 3804629 9331739 93002837 338611981 3374705923 8277252493 300348827147 398919155279 35503804819831 353841290732473 31491874875190097
• Sum of all divisors σ(n): 31881931335619200
• Sum of proper divisors (its aliquot sum) s(n): 390056460429103
• 31491874875190097 is a deficient number, because the sum of its proper divisors (390056460429103) is less than itself. Its deficiency is 31101818414760994

Bases of 31491874875190097

• Binary: 1101111111000011011000101111111001111110010101101010001₂
• Hexadecimal: 0x6FE1B17F3F2B51
• Base-36: 8M2XRLGKO5T

Squares and roots of 31491874875190097

• 31491874875190097 squared (31491874875190097²) is 991738183154629287501261886869409
• 31491874875190097 cubed (31491874875190097³) is 31231694772853944752403286309563961074107089042673
• The square root of 31491874875190097 is 177459502.0707262579
• The cube root of 31491874875190097 is 315790.8234683675

Scales and comparisons

• 31,491,874,875,190,097 seconds is equal to 1,001,344,210 years, 13 weeks, 5 days, 22 hours, 8 minutes, 17 seconds.
• To count from 1 to 31,491,874,875,190,097 would take you about three billion, four million, thirty-two thousand, six hundred thirty 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 31491874875190097 cubic inches would be around 26315.9 feet tall.

Recreational maths with 31491874875190097

• 31491874875190097 backwards is 79009157847819413
• The number of decimal digits it has is: 17
• The sum of 31491874875190097's digits is 83
• More coming soon!