138956518416

Names of 138956518416

• Cardinal: 138956518416 can be written as One hundred thirty-eight billion, nine hundred fifty-six million, five hundred eighteen thousand, four hundred sixteen.

Scientific notation

• Scientific notation: 1.38956518416 × 10¹¹

Factors of 138956518416

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 134075

Divisors of 138956518416

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 8 12 16 17 24 31 34 41 48 51 62 68 82 93 102 123 124 136 164 186 204 246 248 272 328 372 408 492 496 527 656 697 744 816 984 1054 1271 1394 1488 1581 1968 2091 2108 2542 2788 3162 3813 4182 4216 5084 5576 6324 7626 8364 8432 10168 11152 12648 15252 16728 20336 21607 25296 30504 33456 43214 61008 64821 86428 129642 133981 172856 259284 267962 345712 401943 518568 535924 803886 1037136 1071848 1607772 2143696 2277677 3215544 4153411 4555354 5493221 6431088 6833031 8306822 9110708 10986442 12460233 13666062 16479663 16613644 18221416 21972884 24920466 27332124 32959326 33227288 36442832 43945768 49840932 54664248 65918652 66454576 70607987 87891536 93384757 99681864 109328496 131837304 141215974 170289851 186769514 199363728 211823961 263674608 280154271 282431948 340579702 373539028 423647922 510869553 560308542 564863896 681159404 747078056 847295844 1021739106 1120617084 1129727792 1362318808 1494156112 1694591688 2043478212 2241234168 2724637616 2894927467 3389183376 4086956424 4482468336 5789854934 8173912848 8684782401 11579709868 17369564802 23159419736 34739129604 46318839472 69478259208 138956518416
• Sum of all divisors σ(n): 401920275456
• Sum of proper divisors (its aliquot sum) s(n): 262963757040
• 138956518416 is an abundant number, because the sum of its proper divisors (262963757040) is greater than itself. Its abundance is 124007238624

Bases of 138956518416

• Binary: 10000001011010011101000011010000010000₂
• Hexadecimal: 0x205A743410
• Base-36: 1RU34FTC

Squares and roots of 138956518416

• 138956518416 squared (138956518416²) is 19308914010296147149056
• 138956518416 cubed (138956518416³) is 2683099465264676984931645961015296
• The square root of 138956518416 is 372768.7197391971
• The cube root of 138956518416 is 5179.5612695209

Scales and comparisons

• 138,956,518,416 seconds is equal to 4,418 years, 20 weeks, 1 day, 53 minutes, 36 seconds.
• To count from 1 to 138,956,518,416 would take you about eight thousand, eight hundred thirty-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 138956518416 cubic inches would be around 431.6 feet tall.

Recreational maths with 138956518416

• 138956518416 backwards is 614815659831
• The number of decimal digits it has is: 12
• The sum of 138956518416's digits is 57
• More coming soon!