31461720237403201

Names of 31461720237403201

• Cardinal: 31461720237403201 can be written as Thirty-one quadrillion, four hundred sixty-one trillion, seven hundred twenty billion, two hundred thirty-seven million, four hundred three thousand, two hundred one.

Scientific notation

• Scientific notation: 3.1461720237403201 × 10¹⁶

Factors of 31461720237403201

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 10191635

Divisors of 31461720237403201

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2549 1405153 8783933 3581734997 22390245217 12342769806749 31461720237403201
• Sum of all divisors σ(n): 31474088989381800
• Sum of proper divisors (its aliquot sum) s(n): 12368751978599
• 31461720237403201 is a deficient number, because the sum of its proper divisors (12368751978599) is less than itself. Its deficiency is 31449351485424602

Bases of 31461720237403201

• Binary: 1101111110001100100010010010010110001011110110001000001₂
• Hexadecimal: 0x6FC64492C5EC41
• Base-36: 8LS8YQVT001

Squares and roots of 31461720237403201

• 31461720237403201 squared (31461720237403201²) is 989839840296626130291719845046401
• 31461720237403201 cubed (31461720237403201³) is 31142064135248314819669440914790610278959590929601
• The square root of 31461720237403201 is 177374519.6960465375
• The cube root of 31461720237403201 is 315689.9974727255

Scales and comparisons

• 31,461,720,237,403,201 seconds is equal to 1,000,385,386 years, 3 weeks, 12 hours, 1 second.
• To count from 1 to 31,461,720,237,403,201 would take you about three billion, one million, one hundred fifty-six thousand, one hundred fifty-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 31461720237403201 cubic inches would be around 26307.5 feet tall.

Recreational maths with 31461720237403201

• 31461720237403201 backwards is 10230473202716413
• The number of decimal digits it has is: 17
• The sum of 31461720237403201's digits is 46
• More coming soon!