31457807406

Names of 31457807406

• Cardinal: 31457807406 can be written as Thirty-one billion, four hundred fifty-seven million, eight hundred seven thousand, four hundred six.

Scientific notation

• Scientific notation: 3.1457807406 × 10¹⁰

Factors of 31457807406

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 11824

Divisors of 31457807406

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 9 18 19 27 38 54 57 114 171 342 513 1026 3863 7726 7937 11589 15874 23178 23811 34767 47622 69534 71433 73397 104301 142866 146794 150803 208602 214299 220191 301606 428598 440382 452409 660573 904818 1321146 1357227 1981719 2714454 3963438 4071681 8143362 30660631 61321262 91981893 183963786 275945679 551891358 582551989 827837037 1165103978 1655674074 1747655967 3495311934 5242967901 10485935802 15728903703 31457807406
• Sum of all divisors σ(n): 73613836800
• Sum of proper divisors (its aliquot sum) s(n): 42156029394
• 31457807406 is an abundant number, because the sum of its proper divisors (42156029394) is greater than itself. Its abundance is 10698221988

Bases of 31457807406

• Binary: 11101010011000010000000110000101110₂
• Hexadecimal: 0x753080C2E
• Base-36: EG95ZJI

Squares and roots of 31457807406

• 31457807406 squared (31457807406²) is 989593646792988448836
• 31457807406 cubed (31457807406³) is 31130446351015020174665572879416
• The square root of 31457807406 is 177363.4894954427
• The cube root of 31457807406 is 3156.7690968501

Scales and comparisons

• 31,457,807,406 seconds is equal to 1,000 years, 13 weeks, 3 days, 23 hours, 50 minutes, 6 seconds.
• To count from 1 to 31,457,807,406 would take you about two thousand 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 31457807406 cubic inches would be around 263.1 feet tall.

Recreational maths with 31457807406

• 31457807406 backwards is 60470875413
• The number of decimal digits it has is: 11
• The sum of 31457807406's digits is 45
• More coming soon!