138659341118568931

Names of 138659341118568931

• Cardinal: 138659341118568931 can be written as One hundred thirty-eight quadrillion, six hundred fifty-nine trillion, three hundred forty-one billion, one hundred eighteen million, five hundred sixty-eight thousand, nine hundred thirty-one.

Scientific notation

• Scientific notation: 1.38659341118568931 × 10¹⁷

Factors of 138659341118568931

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 639

Divisors of 138659341118568931

• Number of divisors d(n): 48
• Complete list of divisors:
  1 19 157 361 463 2983 8797 24649 56677 72691 167143 214369 468331 1381129 3869893 4073011 8898289 11412487 26241451 33655933 73527967 77387209 99252847 216837253 639462727 1397031373 1791760459 1885804093 4119907807 5283981481 12149791813 15582696979 34043448721 35830277767 100395648139 296071242601 646825525699 829585092517 1907517314641 2446483425703 5625353609419 15762116757823 46483185088357 299480218398637 384097897835371 883180516678783 7297860058872049 138659341118568931
• Sum of all divisors σ(n): 147598170625776000
• Sum of proper divisors (its aliquot sum) s(n): 8938829507207069
• 138659341118568931 is a deficient number, because the sum of its proper divisors (8938829507207069) is less than itself. Its deficiency is 129720511611361862

Bases of 138659341118568931

• Binary: 111101100100111011110111110100100001010010111100111100011₂
• Hexadecimal: 0x1EC9DEFA42979E3
• Base-36: 11XAMTXJWESJ

Squares and roots of 138659341118568931

• 138659341118568931 squared (138659341118568931²) is 19226412879435660685127533398482761
• 138659341118568931 cubed (138659341118568931³) is 2665921741936116384578710452703409273845398993698491
• The square root of 138659341118568931 is 372369898.2444323883
• The cube root of 138659341118568931 is 517586.6236859449

Scales and comparisons

• 138,659,341,118,568,931 seconds is equal to 4,408,938,146 years, 3 weeks, 3 days, 14 hours, 55 minutes, 31 seconds.
• To count from 1 to 138,659,341,118,568,931 would take you about thirteen billion, two hundred twenty-six million, eight hundred fourteen thousand, four hundred thirty-eight 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 138659341118568931 cubic inches would be around 43132.2 feet tall.

Recreational maths with 138659341118568931

• 138659341118568931 backwards is 139865811143956831
• The number of decimal digits it has is: 18
• The sum of 138659341118568931's digits is 82
• More coming soon!