72482128981345

Names of 72482128981345

• Cardinal: 72482128981345 can be written as Seventy-two trillion, four hundred eighty-two billion, one hundred twenty-eight million, nine hundred eighty-one thousand, three hundred forty-five.

Scientific notation

• Scientific notation: 7.2482128981345 × 10¹³

Factors of 72482128981345

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 19490

Divisors of 72482128981345

• Number of divisors d(n): 64
• Complete list of divisors:
  1 5 19 61 95 305 313 1159 1565 2393 5795 5947 11965 16699 19093 29735 45467 83495 95465 145973 227335 317281 362767 729865 749009 1018639 1586405 1813835 2773487 3745045 5093195 5226787 13867435 14231171 19354141 26133935 39960707 45689549 71155855 96770705 99308953 199803535 228447745 318834007 496544765 759253433 868101431 1594170035 2437603127 3796267165 4340507155 6057846133 12188015635 12507701291 30289230665 46314459413 62538506455 231572297065 237646324529 762969778751 1188231622645 3814848893755 14496425796269 72482128981345
• Sum of all divisors σ(n): 93399209568000
• Sum of proper divisors (its aliquot sum) s(n): 20917080586655
• 72482128981345 is a deficient number, because the sum of its proper divisors (20917080586655) is less than itself. Its deficiency is 51565048394690

Bases of 72482128981345

• Binary: 10000011110110000001111100011001110110101100001₂
• Hexadecimal: 0x41EC0F8CED61
• Base-36: POXTW5UG1

Squares and roots of 72482128981345

• 72482128981345 squared (72482128981345²) is 5253659021668332767358009025
• 72482128981345 cubed (72482128981345³) is 380796390832570881809347451558150566638625
• The square root of 72482128981345 is 8513643.6959356597
• The cube root of 72482128981345 is 41694.3281743161

Scales and comparisons

• 72,482,128,981,345 seconds is equal to 2,304,707 years, 25 weeks, 6 days, 21 hours, 2 minutes, 25 seconds.
• To count from 1 to 72,482,128,981,345 would take you about five million, seven hundred sixty-one thousand, seven hundred sixty-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 72482128981345 cubic inches would be around 3474.5 feet tall.

Recreational maths with 72482128981345

• 72482128981345 backwards is 54318982128427
• The number of decimal digits it has is: 14
• The sum of 72482128981345's digits is 64
• More coming soon!