31957326865945

Names of 31957326865945

• Cardinal: 31957326865945 can be written as Thirty-one trillion, nine hundred fifty-seven billion, three hundred twenty-six million, eight hundred sixty-five thousand, nine hundred forty-five.

Scientific notation

• Scientific notation: 3.1957326865945 × 10¹³

Factors of 31957326865945

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 674625

Divisors of 31957326865945

• Number of divisors d(n): 32
• Complete list of divisors:
  1 5 13 65 71 355 923 4615 10427 52135 135551 664109 677755 740317 3320545 3701585 8633417 9624121 43167085 47151739 48120605 235758695 612972607 3064863035 6924664543 34623322715 90020639059 450103195295 491651182553 2458255912765 6391465373189 31957326865945
• Sum of all divisors σ(n): 41884450755840
• Sum of proper divisors (its aliquot sum) s(n): 9927123889895
• 31957326865945 is a deficient number, because the sum of its proper divisors (9927123889895) is less than itself. Its deficiency is 22030202976050

Bases of 31957326865945

• Binary: 111010001000010100101000111011010011000011001₂
• Hexadecimal: 0x1D10A51DA619
• Base-36: BBSZRAVQ1

Squares and roots of 31957326865945

• 31957326865945 squared (31957326865945²) is 1021270740416850076000743025
• 31957326865945 cubed (31957326865945³) is 32637082870126945082149760154614568783625
• The square root of 31957326865945 is 5653081.1833853049
• The cube root of 31957326865945 is 31733.9023912033

Scales and comparisons

• 31,957,326,865,945 seconds is equal to 1,016,144 years, 7 weeks, 3 days, 8 hours, 32 minutes, 25 seconds.
• To count from 1 to 31,957,326,865,945 would take you about two million, five hundred forty thousand, three hundred sixty 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 31957326865945 cubic inches would be around 2644.5 feet tall.

Recreational maths with 31957326865945

• 31957326865945 backwards is 54956862375913
• The number of decimal digits it has is: 14
• The sum of 31957326865945's digits is 73
• More coming soon!