31930004442785729

Names of 31930004442785729

• Cardinal: 31930004442785729 can be written as Thirty-one quadrillion, nine hundred thirty trillion, four billion, four hundred forty-two million, seven hundred eighty-five thousand, seven hundred twenty-nine.

Scientific notation

• Scientific notation: 3.1930004442785729 × 10¹⁶

Factors of 31930004442785729

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 30499

Divisors of 31930004442785729

• Number of divisors d(n): 36
• Complete list of divisors:
  1 7 49 89 623 4361 7921 30403 55447 212821 388129 704969 1489747 2705867 4934783 18941069 34543481 132587483 240822163 924342409 1685755141 6470396863 11800285987 21433172507 45292778041 82266474401 150032207549 575865320807 1050225452843 4031057245649 7321716221689 51252013551823 358764094862761 651632743730321 4561429206112247 31930004442785729
• Sum of all divisors σ(n): 37566381708126180
• Sum of proper divisors (its aliquot sum) s(n): 5636377265340451
• 31930004442785729 is a deficient number, because the sum of its proper divisors (5636377265340451) is less than itself. Its deficiency is 26293627177445278

Bases of 31930004442785729

• Binary: 1110001011100000010101101111100011111010010011111000001₂
• Hexadecimal: 0x71702B7C7D27C1
• Base-36: 8QE8PJGY7R5

Squares and roots of 31930004442785729

• 31930004442785729 squared (31930004442785729²) is 1019525183716316392285033806061441
• 31930004442785729 cubed (31930004442785729³) is 32553443645593918976614781520255704982323771975489
• The square root of 31930004442785729 is 178689687.5669822447
• The cube root of 31930004442785729 is 317248.5601164377

Scales and comparisons

• 31,930,004,442,785,729 seconds is equal to 1,015,275,375 years, 15 weeks, 1 day, 7 hours, 35 minutes, 29 seconds.
• To count from 1 to 31,930,004,442,785,729 would take you about three billion, forty-five million, eight hundred twenty-six thousand, one hundred twenty-five 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 31930004442785729 cubic inches would be around 26437.4 feet tall.

Recreational maths with 31930004442785729

• 31930004442785729 backwards is 92758724440003913
• The number of decimal digits it has is: 17
• The sum of 31930004442785729's digits is 68
• More coming soon!