72997139025

Names of 72997139025

• Cardinal: 72997139025 can be written as Seventy-two billion, nine hundred ninety-seven million, one hundred thirty-nine thousand and twenty-five.

Scientific notation

• Scientific notation: 7.2997139025 × 10¹⁰

Factors of 72997139025

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 175

Divisors of 72997139025

• Number of divisors d(n): 162
• Complete list of divisors:
  1 3 5 9 15 25 29 41 45 75 87 97 123 145 205 225 261 291 369 435 485 615 725 841 873 1025 1189 1305 1455 1845 2175 2425 2523 2813 3075 3567 3977 4205 4365 5945 6525 7275 7569 8439 9225 9409 10701 11931 12615 14065 17835 19885 21025 21825 25317 28227 29725 34481 35793 37845 42195 47045 53505 59655 63075 70325 81577 84681 89175 99425 103443 115333 126585 141135 172405 178965 189225 210975 235225 244731 267525 272861 298275 310329 345999 385769 407885 423405 517215 576665 632925 705675 734193 818583 862025 894825 1037997 1157307 1223655 1364305 1551645 1729995 1928845 2039425 2117025 2455749 2586075 2883325 3344657 3471921 3670965 4092915 5189985 5786535 6118275 6821525 7758225 7912969 8649975 9644225 10033971 11187301 12278745 16723285 17359605 18354825 20464575 23738907 25949925 28932675 30101913 33561903 39564845 50169855 55936505 61393725 71216721 83616425 86798025 100685709 118694535 150509565 167809515 197824225 250849275 279682525 324431729 356083605 503428545 593472675 752547825 839047575 973295187 1622158645 1780418025 2517142725 2919885561 4866475935 8110793225 14599427805 24332379675 72997139025
• Sum of all divisors σ(n): 140157384822
• Sum of proper divisors (its aliquot sum) s(n): 67160245797
• 72997139025 is a deficient number, because the sum of its proper divisors (67160245797) is less than itself. Its deficiency is 5836893228

Bases of 72997139025

• Binary: 1000011111110111101111111001001010001₂
• Hexadecimal: 0x10FEF7F251
• Base-36: XJ8M0Y9

Squares and roots of 72997139025

• 72997139025 squared (72997139025²) is 5328582305835177950625
• 72997139025 cubed (72997139025³) is 388971263385205553597387710640625
• The square root of 72997139025 is 270179.8271984791
• The cube root of 72997139025 is 4179.2845975631

Scales and comparisons

• 72,997,139,025 seconds is equal to 2,321 years, 4 weeks, 2 days, 7 hours, 3 minutes, 45 seconds.
• To count from 1 to 72,997,139,025 would take you about four thousand, six hundred forty-two 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 72997139025 cubic inches would be around 348.3 feet tall.

Recreational maths with 72997139025

• 72997139025 backwards is 52093179927
• The number of decimal digits it has is: 11
• The sum of 72997139025's digits is 54
• More coming soon!