31821668039992393

Names of 31821668039992393

• Cardinal: 31821668039992393 can be written as Thirty-one quadrillion, eight hundred twenty-one trillion, six hundred sixty-eight billion, thirty-nine million, nine hundred ninety-two thousand, three hundred ninety-three.

Scientific notation

• Scientific notation: 3.1821668039992393 × 10¹⁶

Factors of 31821668039992393

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 177774681787846

Divisors of 31821668039992393

• Number of divisors d(n): 4
• Complete list of divisors:
  1 179 177774681787667 31821668039992393
• Sum of all divisors σ(n): 31999442721780240
• Sum of proper divisors (its aliquot sum) s(n): 177774681787847
• 31821668039992393 is a deficient number, because the sum of its proper divisors (177774681787847) is less than itself. Its deficiency is 31643893358204546

Bases of 31821668039992393

• Binary: 1110001000011011010001101110011101011110010010001001001₂
• Hexadecimal: 0x710DA373AF2449
• Base-36: 8PBU8HFW1U1

Squares and roots of 31821668039992393

• 31821668039992393 squared (31821668039992393²) is 1012618556847473306742439497866449
• 31821668039992393 cubed (31821668039992393³) is 32223211567136461490557064751446038594329689922457
• The square root of 31821668039992393 is 178386288.8228587847
• The cube root of 31821668039992393 is 316889.3523946441

Scales and comparisons

• 31,821,668,039,992,393 seconds is equal to 1,011,830,612 years, 41 weeks, 11 hours, 13 minutes, 13 seconds.
• To count from 1 to 31,821,668,039,992,393 would take you about three billion, thirty-five million, four hundred ninety-one thousand, eight hundred thirty-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 31821668039992393 cubic inches would be around 26407.4 feet tall.

Recreational maths with 31821668039992393

• 31821668039992393 backwards is 39329993086612813
• The number of decimal digits it has is: 17
• The sum of 31821668039992393's digits is 82
• More coming soon!