12491636991201

Names of 12491636991201

• Cardinal: 12491636991201 can be written as Twelve trillion, four hundred ninety-one billion, six hundred thirty-six million, nine hundred ninety-one thousand, two hundred one.

Scientific notation

• Scientific notation: 1.2491636991201 × 10¹³

Factors of 12491636991201

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1930

Divisors of 12491636991201

• Number of divisors d(n): 81
• Complete list of divisors:
  1 3 9 17 37 51 111 153 289 333 629 867 1369 1873 1887 2601 4107 5619 5661 10693 12321 16857 23273 31841 32079 69301 69819 95523 96237 207903 209457 286569 395641 541297 623709 1178117 1186923 1623891 2564137 3508129 3534351 3560769 4871673 7692411 10524387 10603053 20027989 23077233 31573161 43590329 59638193 60083967 129800773 130770987 178914579 180251901 389402319 392312961 536743737 741035593 1013849281 1168206957 2206613141 2223106779 3041547843 4802628601 6619839423 6669320337 9124643529 14407885803 19859518269 37512423397 43223657409 81644686217 112537270191 244934058651 337611810573 734802175953 1387959665689 4163878997067 12491636991201
• Sum of all divisors σ(n): 19709849716011
• Sum of proper divisors (its aliquot sum) s(n): 7218212724810
• 12491636991201 is a deficient number, because the sum of its proper divisors (7218212724810) is less than itself. Its deficiency is 5273424266391

Bases of 12491636991201

• Binary: 10110101110001101111100101011110010011100001₂
• Hexadecimal: 0xB5C6F95E4E1
• Base-36: 4FEKU51I9

Squares and roots of 12491636991201

• 12491636991201 squared (12491636991201²) is 156040994719941172151422401
• 12491636991201 cubed (12491636991201³) is 1949207461787417071329315293200071293601
• 12491636991201 is a perfect square number. Its square root is 3534351
• The cube root of 12491636991201 is 23202.7673269521

Scales and comparisons

• 12,491,636,991,201 seconds is equal to 397,195 years, 21 weeks, 4 days, 20 hours, 13 minutes, 21 seconds.
• To count from 1 to 12,491,636,991,201 would take you about nine hundred ninety-two thousand, nine hundred eighty-eight 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 12491636991201 cubic inches would be around 1933.6 feet tall.

Recreational maths with 12491636991201

• 12491636991201 backwards is 10219963619421
• The number of decimal digits it has is: 14
• The sum of 12491636991201's digits is 54
• More coming soon!