31816472592732161

Names of 31816472592732161

• Cardinal: 31816472592732161 can be written as Thirty-one quadrillion, eight hundred sixteen trillion, four hundred seventy-two billion, five hundred ninety-two million, seven hundred thirty-two thousand, one hundred sixty-one.

Scientific notation

• Scientific notation: 3.1816472592732161 × 10¹⁶

Factors of 31816472592732161

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 336329911

Divisors of 31816472592732161

• Number of divisors d(n): 8
• Complete list of divisors:
  1 101 939247 94863947 335390563 33874446863 315014580126061 31816472592732161
• Sum of all divisors σ(n): 32131521478498944
• Sum of proper divisors (its aliquot sum) s(n): 315048885766783
• 31816472592732161 is a deficient number, because the sum of its proper divisors (315048885766783) is less than itself. Its deficiency is 31501423706965378

Bases of 31816472592732161

• Binary: 1110001000010001110100111001010111001010101000000000001₂
• Hexadecimal: 0x7108E9CAE55001
• Base-36: 8P9ZXQ8QFB5

Squares and roots of 31816472592732161

• 31816472592732161 squared (31816472592732161²) is 1012287928244076759243398683729921
• 31816472592732161 cubed (31816472592732161³) is 32207431124931288638642888361946313850503614689281
• The square root of 31816472592732161 is 178371725.8781003135
• The cube root of 31816472592732161 is 316872.1055350093

Scales and comparisons

• 31,816,472,592,732,161 seconds is equal to 1,011,665,413 years, 33 weeks, 1 day, 42 minutes, 41 seconds.
• To count from 1 to 31,816,472,592,732,161 would take you about three billion, thirty-four million, nine hundred ninety-six thousand, two hundred forty 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 31816472592732161 cubic inches would be around 26406 feet tall.

Recreational maths with 31816472592732161

• 31816472592732161 backwards is 16123729527461813
• The number of decimal digits it has is: 17
• The sum of 31816472592732161's digits is 68
• More coming soon!