138692441568

Names of 138692441568

• Cardinal: 138692441568 can be written as One hundred thirty-eight billion, six hundred ninety-two million, four hundred forty-one thousand, five hundred sixty-eight.

Scientific notation

• Scientific notation: 1.38692441568 × 10¹¹

Factors of 138692441568

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 355920

Divisors of 138692441568

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 31 32 48 62 93 96 124 131 186 248 262 372 393 496 524 744 786 992 1048 1488 1572 2096 2976 3144 4061 4192 6288 8122 12183 12576 16244 24366 32488 48732 64976 97464 129952 194928 355753 389856 711506 1067259 1423012 2134518 2846024 4269036 5692048 8538072 11028343 11384096 17076144 22056686 33085029 34152288 44113372 46603643 66170058 88226744 93207286 132340116 139810929 176453488 186414572 264680232 279621858 352906976 372829144 529360464 559243716 745658288 1058720928 1118487432 1444712933 1491316576 2236974864 2889425866 4334138799 4473949728 5778851732 8668277598 11557703464 17336555196 23115406928 34673110392 46230813856 69346220784 138692441568
• Sum of all divisors σ(n): 378681633792
• Sum of proper divisors (its aliquot sum) s(n): 239989192224
• 138692441568 is an abundant number, because the sum of its proper divisors (239989192224) is greater than itself. Its abundance is 101296750656

Bases of 138692441568

• Binary: 10000001001010101101101011010111100000₂
• Hexadecimal: 0x204AB6B5E0
• Base-36: 1RPPWCTC

Squares and roots of 138692441568

• 138692441568 squared (138692441568²) is 19235593348093094298624
• 138692441568 cubed (138692441568³) is 2667831406456210965236223062802432
• The square root of 138692441568 is 372414.3412490985
• The cube root of 138692441568 is 5176.2780611823

Scales and comparisons

• 138,692,441,568 seconds is equal to 4,409 years, 51 weeks, 3 days, 14 hours, 12 minutes, 48 seconds.
• To count from 1 to 138,692,441,568 would take you about eight thousand, eight hundred nineteen 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 138692441568 cubic inches would be around 431.4 feet tall.

Recreational maths with 138692441568

• 138692441568 backwards is 865144296831
• The number of decimal digits it has is: 12
• The sum of 138692441568's digits is 57
• More coming soon!