121481128912

Names of 121481128912

• Cardinal: 121481128912 can be written as One hundred twenty-one billion, four hundred eighty-one million, one hundred twenty-eight thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 1.21481128912 × 10¹¹

Factors of 121481128912

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 26

Divisors of 121481128912

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 8 11 13 16 22 26 44 52 88 104 121 143 169 176 208 242 286 338 484 572 676 968 1144 1352 1573 1859 1936 2197 2288 2704 3146 3718 4394 6292 7436 8788 12584 14872 17576 20449 24167 25168 28561 29744 35152 40898 48334 57122 81796 96668 114244 163592 193336 228488 265837 314171 327184 371293 386672 456976 531674 628342 742586 1063348 1256684 1485172 2126696 2513368 2970344 3455881 4084223 4253392 4826809 5026736 5940688 6911762 8168446 9653618 13823524 16336892 19307236 27647048 32673784 38614472 44926453 53094899 55294096 62748517 65347568 77228944 89852906 106189798 125497034 179705812 212379596 250994068 359411624 424759192 501988136 584043889 690233687 718823248 849518384 1003976272 1168087778 1380467374 2336175556 2760934748 4672351112 5521869496 7592570557 9344702224 11043738992 15185141114 30370282228 60740564456 121481128912
• Sum of all divisors σ(n): 280271479880
• Sum of proper divisors (its aliquot sum) s(n): 158790350968
• 121481128912 is an abundant number, because the sum of its proper divisors (158790350968) is greater than itself. Its abundance is 37309222056

Bases of 121481128912

• Binary: 1110001001000110101101110101111010000₂
• Hexadecimal: 0x1C48D6EBD0
• Base-36: 1JT2Q6Z4

Squares and roots of 121481128912

• 121481128912 squared (121481128912²) is 14757664681733962303744
• 121481128912 cubed (121481128912³) is 1792777765641792926309673364246528
• The square root of 121481128912 is 348541.4306965531
• The cube root of 121481128912 is 4952.6344363627

Scales and comparisons

• 121,481,128,912 seconds is equal to 3,862 years, 37 weeks, 4 days, 14 hours, 1 minute, 52 seconds.
• To count from 1 to 121,481,128,912 would take you about seven thousand, seven hundred twenty-five 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 121481128912 cubic inches would be around 412.7 feet tall.

Recreational maths with 121481128912

• 121481128912 backwards is 219821184121
• The number of decimal digits it has is: 12
• The sum of 121481128912's digits is 40
• More coming soon!