12991969955125

Names of 12991969955125

• Cardinal: 12991969955125 can be written as Twelve trillion, nine hundred ninety-one billion, nine hundred sixty-nine million, nine hundred fifty-five thousand, one hundred twenty-five.

Scientific notation

• Scientific notation: 1.2991969955125 × 10¹³

Factors of 12991969955125

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4850

Divisors of 12991969955125

• Number of divisors d(n): 128
• Complete list of divisors:
  1 5 7 19 25 35 95 125 133 175 307 475 661 665 875 1535 2149 2375 3305 3325 3851 4627 5833 7675 10745 12559 16525 16625 19255 23135 26957 29165 38375 40831 53725 62795 73169 82625 87913 96275 115675 134785 145825 202927 204155 268625 313975 365845 439565 481375 512183 578375 673925 729125 1014635 1020775 1182257 1420489 1569875 1829225 2197825 2545511 2560915 3369625 3855613 5073175 5103875 5911285 7102445 8275799 9146125 10989125 12727555 12804575 17818577 19278065 22462883 25365875 26989291 29556425 35512225 41378995 48364709 63637775 64022875 89092885 96390325 112314415 134946455 147782125 157240181 177561125 206894975 241823545 318188875 338552963 445464425 481951625 561572075 674732275 781471877 786200905 1034474875 1209117725 1692764815 2227322125 2807860375 3373661375 3907359385 3931004525 5470303139 6045588625 8463824075 14847965663 19536796925 19655022625 27351515695 42319120375 74239828315 97683984625 103935759641 136757578475 371199141575 519678798205 683787892375 1855995707875 2598393991025 12991969955125
• Sum of all divisors σ(n): 19603768504320
• Sum of proper divisors (its aliquot sum) s(n): 6611798549195
• 12991969955125 is a deficient number, because the sum of its proper divisors (6611798549195) is less than itself. Its deficiency is 6380171405930

Bases of 12991969955125

• Binary: 10111101000011101101110000010000110100110101₂
• Hexadecimal: 0xBD0EDC10D35
• Base-36: 4LSFFGV91

Squares and roots of 12991969955125

• 12991969955125 squared (12991969955125²) is 168791283314870694513765625
• 12991969955125 cubed (12991969955125³) is 2192931281513791778247185170726017578125
• The square root of 12991969955125 is 3604437.5365825109
• The cube root of 12991969955125 is 23508.5045151481

Scales and comparisons

• 12,991,969,955,125 seconds is equal to 413,104 years, 23 weeks, 5 days, 15 hours, 5 minutes, 25 seconds.
• To count from 1 to 12,991,969,955,125 would take you about one million, thirty-two thousand, seven hundred sixty-one 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 12991969955125 cubic inches would be around 1959 feet tall.

Recreational maths with 12991969955125

• 12991969955125 backwards is 52155996919921
• The number of decimal digits it has is: 14
• The sum of 12991969955125's digits is 73
• More coming soon!