121520870436

Names of 121520870436

• Cardinal: 121520870436 can be written as One hundred twenty-one billion, five hundred twenty million, eight hundred seventy thousand, four hundred thirty-six.

Scientific notation

• Scientific notation: 1.21520870436 × 10¹¹

Factors of 121520870436

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 557122

Divisors of 121520870436

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 7 12 14 21 28 42 49 53 84 98 106 147 159 196 212 294 318 343 371 588 636 686 742 1029 1113 1372 1484 2058 2226 2597 4116 4452 5194 7791 10388 15582 18179 31164 36358 54537 72716 109074 218148 557057 1114114 1671171 2228228 3342342 3899399 6684684 7798798 11698197 15597596 23396394 27295793 29524021 46792788 54591586 59048042 81887379 88572063 109183172 118096084 163774758 177144126 191070551 206668147 327549516 354288252 382141102 413336294 573211653 620004441 764282204 826672588 1146423306 1240008882 1446677029 2292846612 2480017764 2893354058 4340031087 5786708116 8680062174 10126739203 17360124348 20253478406 30380217609 40506956812 60760435218 121520870436
• Sum of all divisors σ(n): 336908678400
• Sum of proper divisors (its aliquot sum) s(n): 215387807964
• 121520870436 is an abundant number, because the sum of its proper divisors (215387807964) is greater than itself. Its abundance is 93866937528

Bases of 121520870436

• Binary: 1110001001011001101010101010000100100₂
• Hexadecimal: 0x1C4B355424
• Base-36: 1JTQDZQC

Squares and roots of 121520870436

• 121520870436 squared (121520870436²) is 14767321951523098830096
• 121520870436 cubed (121520870436³) is 1794537817557737165793319193441856
• The square root of 121520870436 is 348598.4372254129
• The cube root of 121520870436 is 4953.1744483045

Scales and comparisons

• 121,520,870,436 seconds is equal to 3,863 years, 51 weeks, 2 days, 13 hours, 20 minutes, 36 seconds.
• To count from 1 to 121,520,870,436 would take you about seven thousand, seven hundred twenty-seven 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 121520870436 cubic inches would be around 412.8 feet tall.

Recreational maths with 121520870436

• 121520870436 backwards is 634078025121
• The number of decimal digits it has is: 12
• The sum of 121520870436's digits is 39
• More coming soon!