31458422912

Names of 31458422912

• Cardinal: 31458422912 can be written as Thirty-one billion, four hundred fifty-eight million, four hundred twenty-two thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 3.1458422912 × 10¹⁰

Factors of 31458422912

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 25657

Divisors of 31458422912

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 56 64 112 128 224 448 896 1451 2902 5804 10157 11608 20314 23216 24197 40628 46432 48394 81256 92864 96788 162512 169379 185728 193576 325024 338758 387152 650048 677516 774304 1300096 1355032 1548608 2710064 3097216 5420128 10840256 21680512 35109847 70219694 140439388 245768929 280878776 491537858 561757552 983075716 1123515104 1966151432 2247030208 3932302864 4494060416 7864605728 15729211456 31458422912
• Sum of all divisors σ(n): 71676411840
• Sum of proper divisors (its aliquot sum) s(n): 40217988928
• 31458422912 is an abundant number, because the sum of its proper divisors (40217988928) is greater than itself. Its abundance is 8759566016

Bases of 31458422912

• Binary: 11101010011000100010111000010000000₂
• Hexadecimal: 0x753117080
• Base-36: EG9J6GW

Squares and roots of 31458422912

• 31458422912 squared (31458422912²) is 989632372110246559744
• 31458422912 cubed (31458422912³) is 31132273689249890165019826454528
• The square root of 31458422912 is 177365.2246411343
• The cube root of 31458422912 is 3156.7896852487

Scales and comparisons

• 31,458,422,912 seconds is equal to 1,000 years, 14 weeks, 4 days, 2 hours, 48 minutes, 32 seconds.
• To count from 1 to 31,458,422,912 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 31458422912 cubic inches would be around 263.1 feet tall.

Recreational maths with 31458422912

• 31458422912 backwards is 21922485413
• The number of decimal digits it has is: 11
• The sum of 31458422912's digits is 41
• More coming soon!