131531079690

Names of 131531079690

• Cardinal: 131531079690 can be written as One hundred thirty-one billion, five hundred thirty-one million, seventy-nine thousand, six hundred ninety.

Scientific notation

• Scientific notation: 1.3153107969 × 10¹¹

Factors of 131531079690

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 12753

Divisors of 131531079690

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 30 45 54 81 90 135 162 270 405 810 12743 25486 38229 63715 76458 114687 127430 191145 229374 344061 382290 573435 688122 1032183 1146870 1720305 2064366 3440610 5160915 10321830 162384049 324768098 487152147 811920245 974304294 1461456441 1623840490 2435760735 2922912882 4384369323 4871521470 7307282205 8768738646 13153107969 14614564410 21921846615 26306215938 43843693230 65765539845 131531079690
• Sum of all divisors σ(n): 353700215154
• Sum of proper divisors (its aliquot sum) s(n): 222169135464
• 131531079690 is an abundant number, because the sum of its proper divisors (222169135464) is greater than itself. Its abundance is 90638055774

Bases of 131531079690

• Binary: 1111010011111110111010000000000001010₂
• Hexadecimal: 0x1E9FDD000A
• Base-36: 1OFA7IMI

Squares and roots of 131531079690

• 131531079690 squared (131531079690²) is 17300424924417130496100
• 131531079690 cubed (131531079690³) is 2275543569404371818083658334209000
• The square root of 131531079690 is 362672.1380117309
• The cube root of 131531079690 is 5085.6069863043

Scales and comparisons

• 131,531,079,690 seconds is equal to 4,182 years, 14 weeks, 4 days, 11 hours, 1 minute, 30 seconds.
• To count from 1 to 131,531,079,690 would take you about eight thousand, three hundred sixty-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 131531079690 cubic inches would be around 423.8 feet tall.

Recreational maths with 131531079690

• 131531079690 backwards is 096970135131
• 131531079690 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 131531079690's digits is 45
• More coming soon!