139446868015

Names of 139446868015

• Cardinal: 139446868015 can be written as One hundred thirty-nine billion, four hundred forty-six million, eight hundred sixty-eight thousand and fifteen.

Scientific notation

• Scientific notation: 1.39446868015 × 10¹¹

Factors of 139446868015

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1521

Divisors of 139446868015

• Number of divisors d(n): 128
• Complete list of divisors:
  1 5 7 13 23 31 35 65 91 115 155 161 217 299 403 421 455 713 805 1021 1085 1495 2015 2093 2105 2821 2947 3565 4991 5105 5473 7147 9269 9683 10465 13051 13273 14105 14735 23483 24955 27365 31651 35735 38311 46345 48415 64883 65255 66365 67781 91357 92911 117415 125879 158255 164381 169663 191555 221557 300173 305279 324415 338905 411463 429841 456785 464555 629395 727973 821905 848315 881153 1107785 1187641 1500865 1526395 2057315 2101211 2136953 2149205 2880241 3008887 3639865 3902249 4405765 5095811 5587933 5938205 9463649 9886343 10506055 10684765 13325071 14401205 15044435 19511245 25479055 27315743 27939665 39115531 47318245 49431715 66245543 66625355 69204401 93275497 128522459 136578715 173225923 195577655 306476633 331227715 346022005 466377485 642612295 866129615 899657213 1212581461 1532383165 2145336431 3984196229 4498286065 6062907305 10726682155 19920981145 27889373603 139446868015
• Sum of all divisors σ(n): 222583947264
• Sum of proper divisors (its aliquot sum) s(n): 83137079249
• 139446868015 is a deficient number, because the sum of its proper divisors (83137079249) is less than itself. Its deficiency is 56309788766

Bases of 139446868015

• Binary: 10000001110111101011100101100000101111₂
• Hexadecimal: 0x2077AE582F
• Base-36: 1S272BZJ

Squares and roots of 139446868015

• 139446868015 squared (139446868015²) is 19445428999192830040225
• 139446868015 cubed (139446868015³) is 2711604171145496112153582715903375
• The square root of 139446868015 is 373425.8534367967
• The cube root of 139446868015 is 5185.6466603261

Scales and comparisons

• 139,446,868,015 seconds is equal to 4,433 years, 50 weeks, 6 days, 9 hours, 6 minutes, 55 seconds.
• To count from 1 to 139,446,868,015 would take you about eight thousand, eight hundred sixty-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 139446868015 cubic inches would be around 432.1 feet tall.

Recreational maths with 139446868015

• 139446868015 backwards is 510868644931
• The number of decimal digits it has is: 12
• The sum of 139446868015's digits is 55
• More coming soon!