31435707609968661

Names of 31435707609968661

• Cardinal: 31435707609968661 can be written as Thirty-one quadrillion, four hundred thirty-five trillion, seven hundred seven billion, six hundred nine million, nine hundred sixty-eight thousand, six hundred sixty-one.

Scientific notation

• Scientific notation: 3.1435707609968661 × 10¹⁶

Factors of 31435707609968661

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 257903618

Divisors of 31435707609968661

• Number of divisors d(n): 24
• Complete list of divisors:
  1 3 9 557 1671 5013 24317 72951 218853 13544569 40633707 121901121 257878741 773636223 2320908669 143638458737 430915376211 1292746128633 6270837344897 18812512034691 56437536104073 3492856401107629 10478569203322887 31435707609968661
• Sum of all divisors σ(n): 45490524928672824
• Sum of proper divisors (its aliquot sum) s(n): 14054817318704163
• 31435707609968661 is a deficient number, because the sum of its proper divisors (14054817318704163) is less than itself. Its deficiency is 17380890291264498

Bases of 31435707609968661

• Binary: 1101111101011101001110000001001010110101111000000010101₂
• Hexadecimal: 0x6FAE9C095AF015
• Base-36: 8LJ10PL2239

Squares and roots of 31435707609968661

• 31435707609968661 squared (31435707609968661²) is 988203712939441584818421402132921
• 31435707609968661 cubed (31435707609968661³) is 31064882979049689980867100979390110402907366388781
• The square root of 31435707609968661 is 177301177.6891757169
• The cube root of 31435707609968661 is 315602.9690618947

Scales and comparisons

• 31,435,707,609,968,661 seconds is equal to 999,558,264 years, 50 weeks, 2 days, 17 hours, 4 minutes, 21 seconds.
• To count from 1 to 31,435,707,609,968,661 would take you about two billion, nine hundred ninety-eight million, six hundred seventy-four thousand, seven hundred ninety-four 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 31435707609968661 cubic inches would be around 26300.2 feet tall.

Recreational maths with 31435707609968661

• 31435707609968661 backwards is 16686990670753413
• The number of decimal digits it has is: 17
• The sum of 31435707609968661's digits is 81
• More coming soon!