138133893215509568

Names of 138133893215509568

• Cardinal: 138133893215509568 can be written as One hundred thirty-eight quadrillion, one hundred thirty-three trillion, eight hundred ninety-three billion, two hundred fifteen million, five hundred nine thousand, five hundred sixty-eight.

Scientific notation

• Scientific notation: 1.38133893215509568 × 10¹⁷

Factors of 138133893215509568

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 9956

Divisors of 138133893215509568

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 4 8 13 16 26 32 52 64 104 169 208 338 416 676 832 1352 2197 2704 4394 5408 8788 9941 10816 17576 19882 35152 39764 70304 79528 129233 140608 159056 258466 318112 516932 636224 1033864 1680029 2067728 3360058 4135456 6720116 8270912 13440232 21840377 26880464 43680754 53760928 87361508 98823481 107521856 174723016 197646962 349446032 395293924 698892064 790587848 1284705253 1397784128 1581175696 2569410506 3162351392 5138821012 6324702784 10277642024 16701168289 20555284048 33402336578 41110568096 66804673156 82221136192 133609346312 217115187757 267218692624 434230375514 534437385248 868460751028 1068874770496 1736921502056 3473843004112 6947686008224 13895372016448
• Sum of all divisors σ(n): 138149871233929100
• Sum of proper divisors (its aliquot sum) s(n): 15978018419532
• 138133893215509568 is a deficient number, because the sum of its proper divisors (15978018419532) is less than itself. Its deficiency is 138117915197090036

Bases of 138133893215509568

• Binary: 111101010110000000000101101000100100011010101110001000000₂
• Hexadecimal: 0x1EAC00B448D5C40
• Base-36: 11S4DMHX2XQ8

Squares and roots of 138133893215509568

• 138133893215509568 squared (138133893215509568²) is 19080972454873800259620821899546624
• 138133893215509568 cubed (138133893215509568³) is 2635729011529616984335587021313201279503464334098432
• The square root of 138133893215509568 is 371663682.9386341427
• 138133893215509568 is a perfect cube number. Its cube root is 516932

Scales and comparisons

• 138,133,893,215,509,568 seconds is equal to 4,392,230,528 years, 3 weeks, 3 days, 13 hours, 6 minutes, 8 seconds.
• To count from 1 to 138,133,893,215,509,568 would take you about thirteen billion, one hundred seventy-six million, six hundred ninety-one thousand, five hundred eighty-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 138133893215509568 cubic inches would be around 43077.7 feet tall.

Recreational maths with 138133893215509568

• 138133893215509568 backwards is 865905512398331831
• The number of decimal digits it has is: 18
• The sum of 138133893215509568's digits is 80
• More coming soon!