131916587931

Names of 131916587931

• Cardinal: 131916587931 can be written as One hundred thirty-one billion, nine hundred sixteen million, five hundred eighty-seven thousand, nine hundred thirty-one.

Scientific notation

• Scientific notation: 1.31916587931 × 10¹¹

Factors of 131916587931

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 177

Divisors of 131916587931

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 9 27 73 81 101 219 243 303 657 729 909 1971 2187 2727 5913 6561 7373 8181 10201 17739 19683 22119 24543 30603 53217 59049 66357 73629 91809 159651 177147 199071 220887 275427 478953 597213 662661 744673 826281 1436859 1791639 1987983 2234019 2478843 4310577 5374917 5963949 6702057 7436529 12931731 16124751 17891847 20106171 22309587 48374253 60318513 66928761 145122759 180955539 200786283 435368277 542866617 602358849 1306104831 1628599851 1807076547 4885799553 14657398659 43972195977 131916587931
• Sum of all divisors σ(n): 202590773840
• Sum of proper divisors (its aliquot sum) s(n): 70674185909
• 131916587931 is a deficient number, because the sum of its proper divisors (70674185909) is less than itself. Its deficiency is 61242402022

Bases of 131916587931

• Binary: 1111010110110110101110110001110011011₂
• Hexadecimal: 0x1EB6D7639B
• Base-36: 1OLNQAOR

Squares and roots of 131916587931

• 131916587931 squared (131916587931²) is 17401986171357254860761
• 131916587931 cubed (131916587931³) is 2295610638947895344454355618075491
• The square root of 131916587931 is 363203.2322694831
• The cube root of 131916587931 is 5090.5706575441

Scales and comparisons

• 131,916,587,931 seconds is equal to 4,194 years, 28 weeks, 8 hours, 38 minutes, 51 seconds.
• To count from 1 to 131,916,587,931 would take you about eight thousand, three hundred eighty-nine 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 131916587931 cubic inches would be around 424.2 feet tall.

Recreational maths with 131916587931

• 131916587931 backwards is 139785619131
• The number of decimal digits it has is: 12
• The sum of 131916587931's digits is 54
• More coming soon!