120869172138

Names of 120869172138

• Cardinal: 120869172138 can be written as One hundred twenty billion, eight hundred sixty-nine million, one hundred seventy-two thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 1.20869172138 × 10¹¹

Factors of 120869172138

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 112

Divisors of 120869172138

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 6 11 13 22 26 33 39 66 78 83 121 143 166 169 242 249 286 338 363 429 498 507 726 858 913 1014 1079 1331 1573 1826 1859 2158 2197 2662 2739 3146 3237 3718 3993 4394 4719 5478 5577 6474 6591 6889 7986 9438 10043 11154 11869 13182 13778 14027 17303 20086 20449 20667 23738 24167 28054 30129 34606 35607 40898 41334 42081 48334 51909 60258 61347 71214 72501 75779 84162 89557 103818 110473 122694 130559 145002 151558 154297 179114 182351 220946 224939 227337 261118 265837 268671 308594 331419 364702 391677 449878 454674 462891 531674 537342 547053 662838 674817 783354 797511 833569 925782 985127 1094106 1164241 1349634 1436149 1595022 1667138 1697267 1970254 2005861 2328482 2500707 2872298 2924207 2955381 3394534 3492723 4011722 4308447 5001414 5091801 5848414 5910762 6017583 6985446 8616894 8772621 9169259 10183602 10836397 12035166 12806651 15135133 17545242 18338518 18669937 21672794 22064471 25613302 27507777 30270266 32509191 37339874 38419953 44128942 45405399 55015554 56009811 65018382 66193413 76839906 90810798 112019622 119200367 132386826 140873161 166486463 238400734 242709181 281746322 332972926 357601101 422619483 485418362 499459389 715202202 728127543 845238966 998918778 1456255086 1549604771 1831351093 3099209542 3662702186 4648814313 5494053279 9297628626 10988106558 20144862023 40289724046 60434586069 120869172138
• Sum of all divisors σ(n): 291553960320
• Sum of proper divisors (its aliquot sum) s(n): 170684788182
• 120869172138 is an abundant number, because the sum of its proper divisors (170684788182) is greater than itself. Its abundance is 49815616044

Bases of 120869172138

• Binary: 1110000100100010111010011001110101010₂
• Hexadecimal: 0x1C245D33AA
• Base-36: 1JIYDU3U

Squares and roots of 120869172138

• 120869172138 squared (120869172138²) is 14609356773325475491044
• 120869172138 cubed (120869172138³) is 1765820858660533143827697313332072
• The square root of 120869172138 is 347662.4399298839
• The cube root of 120869172138 is 4944.3041942123

Scales and comparisons

• 120,869,172,138 seconds is equal to 3,843 years, 13 weeks, 5 days, 18 hours, 2 minutes, 18 seconds.
• To count from 1 to 120,869,172,138 would take you about seven thousand, six hundred eighty-six 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 120869172138 cubic inches would be around 412 feet tall.

Recreational maths with 120869172138

• 120869172138 backwards is 831271968021
• The number of decimal digits it has is: 12
• The sum of 120869172138's digits is 48
• More coming soon!