139212079902

Names of 139212079902

• Cardinal: 139212079902 can be written as One hundred thirty-nine billion, two hundred twelve million, seventy-nine thousand, nine hundred two.

Scientific notation

• Scientific notation: 1.39212079902 × 10¹¹

Factors of 139212079902

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 506227

Divisors of 139212079902

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 37 42 59 63 74 111 118 126 177 222 259 333 354 413 518 531 666 777 826 1062 1239 1554 2183 2331 2478 3717 4366 4662 6549 7434 13098 15281 19647 30562 39294 45843 91686 137529 275058 506119 1012238 1518357 3036714 3542833 4555071 7085666 9110142 10628499 18726403 21256998 29861021 31885497 37452806 56179209 59722042 63770994 89583063 112358418 131084821 168537627 179166126 209027147 262169642 268749189 337075254 393254463 418054294 537498378 627081441 786508926 1104857777 1179763389 1254162882 1881244323 2209715554 2359526778 3314573331 3762488646 6629146662 7734004439 9943719993 15468008878 19887439986 23202013317 46404026634 69606039951 139212079902
• Sum of all divisors σ(n): 360033523200
• Sum of proper divisors (its aliquot sum) s(n): 220821443298
• 139212079902 is an abundant number, because the sum of its proper divisors (220821443298) is greater than itself. Its abundance is 81609363396

Bases of 139212079902

• Binary: 10000001101001101011111100001100011110₂
• Hexadecimal: 0x2069AFC31E
• Base-36: 1RYBA0BI

Squares and roots of 139212079902

• 139212079902 squared (139212079902²) is 19380003190640832329604
• 139212079902 cubed (139212079902³) is 2697930552676506488852616848018808
• The square root of 139212079902 is 373111.3505402911
• The cube root of 139212079902 is 5182.7346500077

Scales and comparisons

• 139,212,079,902 seconds is equal to 4,426 years, 26 weeks, 4 days, 22 hours, 11 minutes, 42 seconds.
• To count from 1 to 139,212,079,902 would take you about eight thousand, eight hundred fifty-three 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 139212079902 cubic inches would be around 431.9 feet tall.

Recreational maths with 139212079902

• 139212079902 backwards is 209970212931
• The number of decimal digits it has is: 12
• The sum of 139212079902's digits is 45
• More coming soon!