31680056655

Names of 31680056655

• Cardinal: 31680056655 can be written as Thirty-one billion, six hundred eighty million, fifty-six thousand, six hundred fifty-five.

Scientific notation

• Scientific notation: 3.1680056655 × 10¹⁰

Factors of 31680056655

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 801

Divisors of 31680056655

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 5 9 13 15 39 45 65 117 127 195 381 585 635 653 1143 1651 1905 1959 3265 4953 5715 5877 8255 8489 9795 14859 24765 25467 29385 42445 74295 76401 82931 127335 248793 382005 414655 426409 746379 1078103 1243965 1279227 2132045 3234309 3731895 3837681 5390515 5543317 6396135 9702927 16171545 16629951 19188405 27716585 48514635 49889853 54153943 83149755 162461829 249449265 270769715 487385487 704001259 812309145 2112003777 2436927435 3520006295 6336011331 10560018885 31680056655
• Sum of all divisors σ(n): 59693157888
• Sum of proper divisors (its aliquot sum) s(n): 28013101233
• 31680056655 is a deficient number, because the sum of its proper divisors (28013101233) is less than itself. Its deficiency is 3666955422

Bases of 31680056655

• Binary: 11101100000010001110100110101001111₂
• Hexadecimal: 0x760474D4F
• Base-36: EJXHK5R

Squares and roots of 31680056655

• 31680056655 squared (31680056655²) is 1003625989664009789025
• 31680056655 cubed (31680056655³) is 31794928212986274530786597211375
• The square root of 31680056655 is 177988.9228435297
• The cube root of 31680056655 is 3164.1858436101

Scales and comparisons

• 31,680,056,655 seconds is equal to 1,007 years, 17 weeks, 7 hours, 44 minutes, 15 seconds.
• To count from 1 to 31,680,056,655 would take you about two thousand and fourteen 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 31680056655 cubic inches would be around 263.7 feet tall.

Recreational maths with 31680056655

• 31680056655 backwards is 55665008613
• 31680056655 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31680056655's digits is 45
• More coming soon!