31440578068009986

Names of 31440578068009986

• Cardinal: 31440578068009986 can be written as Thirty-one quadrillion, four hundred forty trillion, five hundred seventy-eight billion, sixty-eight million, nine thousand, nine hundred eighty-six.

Scientific notation

• Scientific notation: 3.1440578068009986 × 10¹⁶

Factors of 31440578068009986

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 21603374

Divisors of 31440578068009986

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 6 139 278 417 834 1914751 3829502 5744253 11488506 19688479 39376958 59065437 118130874 266150389 532300778 798451167 1596902334 2736698581 5473397162 8210095743 16420191486 37698534853729 75397069707458 113095604561187 226191209122374 5240096344668331 10480192689336662 15720289034004993 31440578068009986
• Sum of all divisors σ(n): 63333574847692800
• Sum of proper divisors (its aliquot sum) s(n): 31892996779682814
• 31440578068009986 is an abundant number, because the sum of its proper divisors (31892996779682814) is greater than itself. Its abundance is 452418711672828

Bases of 31440578068009986

• Binary: 1101111101100110000101000000111010001101101010000000010₂
• Hexadecimal: 0x6FB30A0746D402
• Base-36: 8LKR6620UF6

Squares and roots of 31440578068009986

• 31440578068009986 squared (31440578068009986²) is 988509949250630543849174195720196
• 31440578068009986 cubed (31440578068009986³) is 31079324230419038972468475314482811675779789877256
• The square root of 31440578068009986 is 177314912.1422391423
• The cube root of 31440578068009986 is 315619.2674240401

Scales and comparisons

• 31,440,578,068,009,986 seconds is equal to 999,713,130 years, 24 weeks, 2 days, 20 hours, 33 minutes, 6 seconds.
• To count from 1 to 31,440,578,068,009,986 would take you about two billion, nine hundred ninety-nine million, one hundred thirty-nine thousand, three hundred ninety-one 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 31440578068009986 cubic inches would be around 26301.6 feet tall.

Recreational maths with 31440578068009986

• 31440578068009986 backwards is 68990086087504413
• The number of decimal digits it has is: 17
• The sum of 31440578068009986's digits is 78
• More coming soon!