121555434

Names of 121555434

• Cardinal: 121555434 can be written as One hundred twenty-one million, five hundred fifty-five thousand, four hundred thirty-four.

Scientific notation

• Scientific notation: 1.21555434 × 10⁸

Factors of 121555434

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 620

Divisors of 121555434

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 7 11 13 14 21 22 26 33 37 39 42 66 74 77 78 91 111 143 154 182 222 231 259 273 286 407 429 462 481 518 546 547 777 814 858 962 1001 1094 1221 1443 1554 1641 2002 2442 2849 2886 3003 3282 3367 3829 5291 5698 6006 6017 6734 7111 7658 8547 10101 10582 11487 12034 14222 15873 17094 18051 20202 20239 21333 22974 31746 36102 37037 40478 42119 42666 49777 60717 74074 78221 84238 99554 111111 121434 126357 141673 149331 156442 222222 222629 234663 252714 263107 283346 298662 425019 445258 469326 526214 547547 667887 789321 850038 1095094 1335774 1558403 1578642 1642641 1841749 2894177 3116806 3285282 3683498 4675209 5525247 5788354 8682531 9350418 11050494 17365062 20259239 40518478 60777717 121555434
• Sum of all divisors σ(n): 335849472
• Sum of proper divisors (its aliquot sum) s(n): 214294038
• 121555434 is an abundant number, because the sum of its proper divisors (214294038) is greater than itself. Its abundance is 92738604

Bases of 121555434

• Binary: 111001111101100100111101010₂
• Hexadecimal: 0x73EC9EA
• Base-36: 20DCRU

Squares and roots of 121555434

• 121555434 squared (121555434²) is 14775723534928356
• 121555434 cubed (121555434³) is 1796069486952230472486504
• The square root of 121555434 is 11025.2180930809
• The cube root of 121555434 is 495.3644005873

Scales and comparisons

• 121,555,434 seconds is equal to 3 years, 44 weeks, 6 days, 21 hours, 23 minutes, 54 seconds.
• To count from 1 to 121,555,434 would take you about 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 121555434 cubic inches would be around 41.3 feet tall.

Recreational maths with 121555434

• 121555434 backwards is 434555121
• The number of decimal digits it has is: 9
• The sum of 121555434's digits is 30
• More coming soon!