13579784916631545

Names of 13579784916631545

• Cardinal: 13579784916631545 can be written as Thirteen quadrillion, five hundred seventy-nine trillion, seven hundred eighty-four billion, nine hundred sixteen million, six hundred thirty-one thousand, five hundred forty-five.

Scientific notation

• Scientific notation: 1.3579784916631545 × 10¹⁶

Factors of 13579784916631545

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 499615881

Divisors of 13579784916631545

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 5 15 163 489 815 2445 11117 33351 55585 166755 1812071 5436213 9060355 27181065 499604593 1498813779 2498022965 7494068895 81435548659 244306645977 407177743295 1221533229885 5554104260381 16662312781143 27770521301905 83311563905715 905318994442103 2715956983326309 4526594972210515 13579784916631545
• Sum of all divisors σ(n): 21862920856298112
• Sum of proper divisors (its aliquot sum) s(n): 8283135939666567
• 13579784916631545 is a deficient number, because the sum of its proper divisors (8283135939666567) is less than itself. Its deficiency is 5296648976964978

Bases of 13579784916631545

• Binary: 110000001111101011111000010000000101001111111111111001₂
• Hexadecimal: 0x303EBE1014FFF9
• Base-36: 3PPMR2FPF5L

Squares and roots of 13579784916631545

• 13579784916631545 squared (13579784916631545²) is 184410558381973617585949289087025
• 13579784916631545 cubed (13579784916631545³) is 2504255719183126264496970017803223850091365203625
• The square root of 13579784916631545 is 116532334.2108598845
• The cube root of 13579784916631545 is 238578.3132583173

Scales and comparisons

• 13,579,784,916,631,545 seconds is equal to 431,795,155 years, 16 weeks, 3 days, 2 hours, 5 minutes, 45 seconds.
• To count from 1 to 13,579,784,916,631,545 would take you about one billion, two hundred ninety-five million, three hundred eighty-five thousand, four hundred sixty-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 13579784916631545 cubic inches would be around 19881.5 feet tall.

Recreational maths with 13579784916631545

• 13579784916631545 backwards is 54513661948797531
• The number of decimal digits it has is: 17
• The sum of 13579784916631545's digits is 84
• More coming soon!