138591685152

Names of 138591685152

• Cardinal: 138591685152 can be written as One hundred thirty-eight billion, five hundred ninety-one million, six hundred eighty-five thousand, one hundred fifty-two.

Scientific notation

• Scientific notation: 1.38591685152 × 10¹¹

Factors of 138591685152

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1642

Divisors of 138591685152

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 96 108 144 216 288 432 499 521 617 864 998 1042 1234 1497 1563 1851 1996 2084 2468 2994 3126 3702 3992 4168 4491 4689 4936 5553 5988 6252 7404 7984 8336 8982 9378 9872 11106 11976 12504 13473 14067 14808 15968 16659 16672 17964 18756 19744 22212 23952 25008 26946 28134 29616 33318 35928 37512 44424 47904 50016 53892 56268 59232 66636 71856 75024 88848 107784 112536 133272 143712 150048 177696 215568 225072 259979 266544 307883 321457 431136 450144 519958 533088 615766 642914 779937 923649 964371 1039916 1231532 1285828 1559874 1847298 1928742 2079832 2339811 2463064 2571656 2770947 2893113 3119748 3694596 3857484 4159664 4679622 4926128 5143312 5541894 5786226 6239496 7019433 7389192 7714968 8312841 8319328 8679339 9359244 9852256 10286624 11083788 11572452 12478992 14038866 14778384 15429936 16625682 17358678 18718488 22167576 23144904 24957984 28077732 29556768 30859872 33251364 34717356 37436976 44335152 46289808 56155464 66502728 69434712 74873952 88670304 92579616 112310928 133005456 138869424 160407043 224621856 266010912 277738848 320814086 481221129 641628172 962442258 1283256344 1443663387 1924884516 2566512688 2887326774 3849769032 4330990161 5133025376 5774653548 7699538064 8661980322 11549307096 15399076128 17323960644 23098614192 34647921288 46197228384 69295842576 138591685152
• Sum of all divisors σ(n): 406470960000
• Sum of proper divisors (its aliquot sum) s(n): 267879274848
• 138591685152 is an abundant number, because the sum of its proper divisors (267879274848) is greater than itself. Its abundance is 129287589696

Bases of 138591685152

• Binary: 10000001000100101101010100101000100000₂
• Hexadecimal: 0x2044B54A20
• Base-36: 1RO1WSO0

Squares and roots of 138591685152

• 138591685152 squared (138591685152²) is 19207655193271097263104
• 138591685152 cubed (138591685152³) is 2662021301054005620869678474231808
• The square root of 138591685152 is 372279.0420531351
• The cube root of 138591685152 is 5175.0242808355

Scales and comparisons

• 138,591,685,152 seconds is equal to 4,406 years, 40 weeks, 6 days, 10 hours, 19 minutes, 12 seconds.
• To count from 1 to 138,591,685,152 would take you about eight thousand, eight hundred thirteen 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 138591685152 cubic inches would be around 431.3 feet tall.

Recreational maths with 138591685152

• 138591685152 backwards is 251586195831
• 138591685152 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138591685152's digits is 54
• More coming soon!