31707196521

Names of 31707196521

• Cardinal: 31707196521 can be written as Thirty-one billion, seven hundred seven million, one hundred ninety-six thousand, five hundred twenty-one.

Scientific notation

• Scientific notation: 3.1707196521 × 10¹⁰

Factors of 31707196521

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 11052

Divisors of 31707196521

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 11 13 21 31 33 39 77 91 93 143 217 231 273 341 403 429 651 961 1001 1023 1209 2387 2821 2883 3003 4433 6727 7161 8463 10571 10987 12493 13299 20181 31031 31713 32961 37479 73997 76909 87451 93093 120857 137423 142831 221991 230727 262353 340597 362571 412269 428493 845999 961961 999817 1021791 1571141 2384179 2537997 2885883 2999451 3746567 4427761 4713423 7152537 10558507 10997987 11239701 13283283 26225969 30994327 31675521 32993961 48705371 73909549 78677907 92982981 116143577 137260591 146116113 221728647 340937597 348430731 411781773 813005039 960824137 1022812791 1509866501 2439015117 2882472411 4529599503 10569065507 31707196521
• Sum of all divisors σ(n): 58657987584
• Sum of proper divisors (its aliquot sum) s(n): 26950791063
• 31707196521 is a deficient number, because the sum of its proper divisors (26950791063) is less than itself. Its deficiency is 4756405458

Bases of 31707196521

• Binary: 11101100001111001010110110001101001₂
• Hexadecimal: 0x761E56C69
• Base-36: EKDN9EX

Squares and roots of 31707196521

• 31707196521 squared (31707196521²) is 1005346311221314503441
• 31707196521 cubed (31707196521³) is 31876713061556646484551317728761
• The square root of 31707196521 is 178065.1468451925
• The cube root of 31707196521 is 3165.0891571109

Scales and comparisons

• 31,707,196,521 seconds is equal to 1,008 years, 9 weeks, 6 days, 10 hours, 35 minutes, 21 seconds.
• To count from 1 to 31,707,196,521 would take you about two thousand and sixteen 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 31707196521 cubic inches would be around 263.8 feet tall.

Recreational maths with 31707196521

• 31707196521 backwards is 12569170713
• The number of decimal digits it has is: 11
• The sum of 31707196521's digits is 42
• More coming soon!