131512846728

Names of 131512846728

• Cardinal: 131512846728 can be written as One hundred thirty-one billion, five hundred twelve million, eight hundred forty-six thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.31512846728 × 10¹¹

Factors of 131512846728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 89

Divisors of 131512846728

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 12 24 41 43 82 86 123 129 164 172 246 258 328 344 492 516 984 1032 1681 1763 1849 3362 3526 3698 5043 5289 5547 6724 7052 7396 10086 10578 11094 13448 14104 14792 20172 21156 22188 40344 42312 44376 68921 72283 75809 79507 137842 144566 151618 159014 206763 216849 227427 238521 275684 289132 303236 318028 413526 433698 454854 477042 551368 578264 606472 636056 827052 867396 909708 954084 1654104 1734792 1819416 1908168 2963603 3108169 3259787 5927206 6216338 6519574 8890809 9324507 9779361 11854412 12432676 13039148 17781618 18649014 19558722 23708824 24865352 26078296 35563236 37298028 39117444 71126472 74596056 78234888 127434929 133651267 254869858 267302534 382304787 400953801 509739716 534605068 764609574 801907602 1019479432 1069210136 1529219148 1603815204 3058438296 3207630408 5479701947 10959403894 16439105841 21918807788 32878211682 43837615576 65756423364 131512846728
• Sum of all divisors σ(n): 345025296000
• Sum of proper divisors (its aliquot sum) s(n): 213512449272
• 131512846728 is an abundant number, because the sum of its proper divisors (213512449272) is greater than itself. Its abundance is 81999602544

Bases of 131512846728

• Binary: 1111010011110110001101100100110001000₂
• Hexadecimal: 0x1E9EC6C988
• Base-36: 1OEZCPZC

Squares and roots of 131512846728

• 131512846728 squared (131512846728²) is 17295628854502420305984
• 131512846728 cubed (131512846728³) is 2274597386606551014405908653220352
• The square root of 131512846728 is 362647.0001640715
• The cube root of 131512846728 is 5085.3719849039

Scales and comparisons

• 131,512,846,728 seconds is equal to 4,181 years, 36 weeks, 3 days, 10 hours, 18 minutes, 48 seconds.
• To count from 1 to 131,512,846,728 would take you about eight thousand, three hundred sixty-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 131512846728 cubic inches would be around 423.8 feet tall.

Recreational maths with 131512846728

• 131512846728 backwards is 827648215131
• The number of decimal digits it has is: 12
• The sum of 131512846728's digits is 48
• More coming soon!