13564728637321225

Names of 13564728637321225

• Cardinal: 13564728637321225 can be written as Thirteen quadrillion, five hundred sixty-four trillion, seven hundred twenty-eight billion, six hundred thirty-seven million, three hundred twenty-one thousand, two hundred twenty-five.

Scientific notation

• Scientific notation: 1.3564728637321225 × 10¹⁶

Factors of 13564728637321225

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 255998

Divisors of 13564728637321225

• Number of divisors d(n): 81
• Complete list of divisors:
  1 5 7 13 25 35 49 65 91 169 175 245 325 455 637 845 1183 1225 2275 3185 4225 5915 8281 15925 29575 41405 207025 255973 1279865 1791811 3327649 6399325 8959055 12542677 16638245 23293543 43259437 44795275 62713385 83191225 116467715 163054801 216297185 302816059 313566925 582338575 815274005 1081485925 1514080295 2119712413 4076370025 7570401475 10598562065 52992810325 65522176729 327610883645 458655237103 851788297477 1638054418225 2293276185515 3210586659721 4258941487385 5962518082339 11073247867201 11466380927575 16052933298605 21294707436925 29812590411695 41737626576373 55366239336005 77512735070407 80264666493025 149062952058475 208688132881865 276831196680025 387563675352035 542589145492849 1043440664409325 1937818376760175 2712945727464245 13564728637321225
• Sum of all divisors σ(n): 21187399361274783
• Sum of proper divisors (its aliquot sum) s(n): 7622670723953558
• 13564728637321225 is a deficient number, because the sum of its proper divisors (7622670723953558) is less than itself. Its deficiency is 5942057913367667

Bases of 13564728637321225

• Binary: 110000001100010000110001111111111001101111000000001001₂
• Hexadecimal: 0x30310C7FE6F009
• Base-36: 3PKAMB3QVBD

Squares and roots of 13564728637321225

• 13564728637321225 squared (13564728637321225²) is 184001863004162537681943835500625
• 13564728637321225 cubed (13564728637321225³) is 2495935340413020423540367254407827577456813265625
• 13564728637321225 is a perfect square number. Its square root is 116467715
• The cube root of 13564728637321225 is 238490.1078825565

Scales and comparisons

• 13,564,728,637,321,225 seconds is equal to 431,316,412 years, 10 weeks, 5 days, 1 hour, 40 minutes, 25 seconds.
• To count from 1 to 13,564,728,637,321,225 would take you about one billion, two hundred ninety-three million, nine hundred forty-nine thousand, two hundred thirty-six 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 13564728637321225 cubic inches would be around 19874.2 feet tall.

Recreational maths with 13564728637321225

• 13564728637321225 backwards is 52212373682746531
• The number of decimal digits it has is: 17
• The sum of 13564728637321225's digits is 67
• More coming soon!