31585940421856

Names of 31585940421856

• Cardinal: 31585940421856 can be written as Thirty-one trillion, five hundred eighty-five billion, nine hundred forty million, four hundred twenty-one thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 3.1585940421856 × 10¹³

Factors of 31585940421856

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 9032

Divisors of 31585940421856

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 16 23 32 46 92 184 368 529 736 1058 2116 4232 8464 9007 12167 16928 18014 24334 36028 48668 72056 97336 144112 194672 207161 288224 389344 414322 828644 1657288 3314576 4764703 6629152 9529406 19058812 38117624 76235248 81126049 109588169 152470496 162252098 219176338 324504196 438352676 649008392 876705352 1298016784 1753410704 1865899127 2596033568 3506821408 3731798254 7463596508 14927193016 29854386032 42915679921 59708772064 85831359842 171662719684 343325439368 686650878736 987060638183 1373301757472 1974121276366 3948242552732 7896485105464 15792970210928 31585940421856
• Sum of all divisors σ(n): 65018389277520
• Sum of proper divisors (its aliquot sum) s(n): 33432448855664
• 31585940421856 is an abundant number, because the sum of its proper divisors (33432448855664) is greater than itself. Its abundance is 1846508433808

Bases of 31585940421856

• Binary: 111001011101000101100110000100011110011100000₂
• Hexadecimal: 0x1CBA2CC23CE0
• Base-36: B72DPEHGG

Squares and roots of 31585940421856

• 31585940421856 squared (31585940421856²) is 997671632333036787242484736
• 31585940421856 cubed (31585940421856³) is 31512396739447124109119455241177480790016
• The square root of 31585940421856 is 5620137.0465368547
• The cube root of 31585940421856 is 31610.4931043115

Scales and comparisons

• 31,585,940,421,856 seconds is equal to 1,004,335 years, 10 weeks, 4 days, 3 hours, 24 minutes, 16 seconds.
• To count from 1 to 31,585,940,421,856 would take you about two million, five hundred ten thousand, eight hundred thirty-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 31585940421856 cubic inches would be around 2634.2 feet tall.

Recreational maths with 31585940421856

• 31585940421856 backwards is 65812404958513
• The number of decimal digits it has is: 14
• The sum of 31585940421856's digits is 61
• More coming soon!