31281310704081

Names of 31281310704081

• Cardinal: 31281310704081 can be written as Thirty-one trillion, two hundred eighty-one billion, three hundred ten million, seven hundred four thousand and eighty-one.

Scientific notation

• Scientific notation: 3.1281310704081 × 10¹³

Factors of 31281310704081

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 6110

Divisors of 31281310704081

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 19 57 127 381 631 1893 2161 2413 3169 6483 7239 9507 11989 35967 41059 60211 80137 123177 180633 240411 274447 402463 823341 1207389 1363591 1522603 1999639 4090773 4567809 5214493 5998917 6848209 7646797 15643479 20544627 22940391 25908229 37993141 77724687 113979423 130115971 173176057 253954153 390347913 519528171 761862459 869722543 2609167629 3290345083 4321219879 4825128907 9871035249 12963659637 14475386721 16524728317 49574184951 82103177701 246309533103 548794924633 1646384773899 10427103568027 31281310704081
• Sum of all divisors σ(n): 44353917747200
• Sum of proper divisors (its aliquot sum) s(n): 13072607043119
• 31281310704081 is a deficient number, because the sum of its proper divisors (13072607043119) is less than itself. Its deficiency is 18208703660962

Bases of 31281310704081

• Binary: 111000111001100111111011010011010000111010001₂
• Hexadecimal: 0x1C733F69A1D1
• Base-36: B36FOQEVL

Squares and roots of 31281310704081

• 31281310704081 squared (31281310704081²) is 978520399365252547950054561
• 31281310704081 cubed (31281310704081³) is 30609400642825889486201900452777275363441
• The square root of 31281310704081 is 5592969.7571219711
• The cube root of 31281310704081 is 31508.5424733111

Scales and comparisons

• 31,281,310,704,081 seconds is equal to 994,648 years, 47 weeks, 6 days, 5 hours, 21 minutes, 21 seconds.
• To count from 1 to 31,281,310,704,081 would take you about two million, four hundred eighty-six thousand, six hundred twenty-two 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 31281310704081 cubic inches would be around 2625.7 feet tall.

Recreational maths with 31281310704081

• 31281310704081 backwards is 18040701318213
• The number of decimal digits it has is: 14
• The sum of 31281310704081's digits is 39
• More coming soon!