31423987909792

Names of 31423987909792

• Cardinal: 31423987909792 can be written as Thirty-one trillion, four hundred twenty-three billion, nine hundred eighty-seven million, nine hundred nine thousand, seven hundred ninety-two.

Scientific notation

• Scientific notation: 3.1423987909792 × 10¹³

Factors of 31423987909792

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1254

Divisors of 31423987909792

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 16 23 32 46 92 184 368 529 736 1058 1229 2116 2458 4232 4916 8464 9832 16928 19664 28267 39328 56534 113068 226136 452272 650141 904544 1300282 1510441 2600564 3020882 5201128 6041764 10402256 12083528 20804512 24167056 34740143 48334112 69480286 138960572 277921144 555842288 799023289 1111684576 1598046578 1856331989 3196093156 3712663978 6392186312 7425327956 12784372624 14850655912 25568745248 29701311824 42695635747 59402623648 85391271494 170782542988 341565085976 683130171952 981999622181 1366260343904 1963999244362 3927998488724 7855996977448 15711993954896 31423987909792
• Sum of all divisors σ(n): 64725415270740
• Sum of proper divisors (its aliquot sum) s(n): 33301427360948
• 31423987909792 is an abundant number, because the sum of its proper divisors (33301427360948) is greater than itself. Its abundance is 1877439451156

Bases of 31423987909792

• Binary: 111001001010001110111101000110000010010100000₂
• Hexadecimal: 0x1C9477A304A0
• Base-36: B4ZZB23DS

Squares and roots of 31423987909792

• 31423987909792 squared (31423987909792²) is 987467016154753789129483264
• 31423987909792 cubed (31423987909792³) is 31030151576965364619271382724344405721088
• The square root of 31423987909792 is 5605710.2948504215
• The cube root of 31423987909792 is 31556.3743690481

Scales and comparisons

• 31,423,987,909,792 seconds is equal to 999,185 years, 31 weeks, 6 days, 18 hours, 29 minutes, 52 seconds.
• To count from 1 to 31,423,987,909,792 would take you about two million, four hundred ninety-seven thousand, nine hundred sixty-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 31423987909792 cubic inches would be around 2629.7 feet tall.

Recreational maths with 31423987909792

• 31423987909792 backwards is 29790978932413
• The number of decimal digits it has is: 14
• The sum of 31423987909792's digits is 73
• More coming soon!