138719266984

Names of 138719266984

• Cardinal: 138719266984 can be written as One hundred thirty-eight billion, seven hundred nineteen million, two hundred sixty-six thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 1.38719266984 × 10¹¹

Factors of 138719266984

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 150417

Divisors of 138719266984

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 8 31 61 62 122 124 244 248 488 1891 3721 3782 7442 7564 14884 15128 29768 115351 150323 230702 300646 461404 601292 922808 1202584 4660013 9169703 9320026 18339406 18640052 36678812 37280104 73357624 284260793 559351883 568521586 1118703766 1137043172 2237407532 2274086344 4474815064 17339908373 34679816746 69359633492 138719266984
• Sum of all divisors σ(n): 272964332160
• Sum of proper divisors (its aliquot sum) s(n): 134245065176
• 138719266984 is a deficient number, because the sum of its proper divisors (134245065176) is less than itself. Its deficiency is 4474201808

Bases of 138719266984

• Binary: 10000001001100010100000000100010101000₂
• Hexadecimal: 0x204C5008A8
• Base-36: 1RQ5VBFS

Squares and roots of 138719266984

• 138719266984 squared (138719266984²) is 19243035032578272456256
• 138719266984 cubed (138719266984³) is 2669379714266690514736869525051904
• The square root of 138719266984 is 372450.3550595703
• The cube root of 138719266984 is 5176.6117656471

Scales and comparisons

• 138,719,266,984 seconds is equal to 4,410 years, 43 weeks, 6 days, 1 hour, 43 minutes, 4 seconds.
• To count from 1 to 138,719,266,984 would take you about eight thousand, eight hundred twenty-one 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 138719266984 cubic inches would be around 431.4 feet tall.

Recreational maths with 138719266984

• 138719266984 backwards is 489662917831
• The number of decimal digits it has is: 12
• The sum of 138719266984's digits is 64
• More coming soon!