138456596538

Names of 138456596538

• Cardinal: 138456596538 can be written as One hundred thirty-eight billion, four hundred fifty-six million, five hundred ninety-six thousand, five hundred thirty-eight.

Scientific notation

• Scientific notation: 1.38456596538 × 10¹¹

Factors of 138456596538

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 91

Divisors of 138456596538

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 6 9 13 18 26 27 39 54 73 78 81 117 146 162 169 219 234 338 351 438 507 657 702 949 1014 1053 1314 1521 1898 1971 2106 2197 2847 3042 3942 4394 4563 5329 5694 5913 6591 8541 9126 10658 11826 12337 13182 13689 15987 17082 19773 24674 25623 27378 31974 37011 39546 47961 51246 59319 69277 74022 76869 95922 111033 118638 138554 143883 153738 160381 177957 207831 222066 287766 320762 333099 355914 389017 415662 431649 481143 623493 666198 778034 863298 900601 962286 999297 1167051 1246986 1443429 1801202 1870479 1998594 2334102 2701803 2886858 3501153 3740958 4330287 5057221 5403606 5611437 7002306 8105409 8660574 10114442 10503459 11222874 11707813 12990861 15171663 16210818 21006918 23415626 24316227 25981722 30343326 31510377 35123439 45514989 48632454 63020754 65743873 70246878 72948681 91029978 105370317 131487746 136544967 145897362 197231619 210740634 273089934 316110951 394463238 409634901 591694857 632221902 819269802 854670349 948332853 1183389714 1709340698 1775084571 1896665706 2564011047 3550169142 5128022094 5325253713 7692033141 10650507426 15384066282 23076099423 46152198846 69228298269 138456596538
• Sum of all divisors σ(n): 340755214800
• Sum of proper divisors (its aliquot sum) s(n): 202298618262
• 138456596538 is an abundant number, because the sum of its proper divisors (202298618262) is greater than itself. Its abundance is 63842021724

Bases of 138456596538

• Binary: 10000000111100101010000000000000111010₂
• Hexadecimal: 0x203CA8003A
• Base-36: 1RLTHDMI

Squares and roots of 138456596538

• 138456596538 squared (138456596538²) is 19170229124886513585444
• 138456596538 cubed (138456596538³) is 2654244679485428826537275697592872
• The square root of 138456596538 is 372097.5631981483
• The cube root of 138456596538 is 5173.3423277931

Scales and comparisons

• 138,456,596,538 seconds is equal to 4,402 years, 25 weeks, 3 days, 21 hours, 42 minutes, 18 seconds.
• To count from 1 to 138,456,596,538 would take you about eight thousand, eight hundred four 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 138456596538 cubic inches would be around 431.1 feet tall.

Recreational maths with 138456596538

• 138456596538 backwards is 835695654831
• The number of decimal digits it has is: 12
• The sum of 138456596538's digits is 63
• More coming soon!