72472731250

Names of 72472731250

• Cardinal: 72472731250 can be written as Seventy-two billion, four hundred seventy-two million, seven hundred thirty-one thousand, two hundred fifty.

Scientific notation

• Scientific notation: 7.247273125 × 10¹⁰

Factors of 72472731250

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1203

Divisors of 72472731250

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 5 10 25 50 103 125 206 250 515 625 1030 1093 1250 2186 2575 3125 5150 5465 6250 10609 10930 12875 21218 25750 27325 53045 54650 64375 106090 112579 128750 136625 225158 265225 273250 321875 530450 562895 643750 683125 1125790 1326125 1366250 2652250 2814475 3415625 5628950 6630625 6831250 11595637 13261250 14072375 23191274 28144750 33153125 57978185 66306250 70361875 115956370 140723750 289890925 351809375 579781850 703618750 1449454625 2898909250 7247273125 14494546250 36236365625 72472731250
• Sum of all divisors σ(n): 137335217796
• Sum of proper divisors (its aliquot sum) s(n): 64862486546
• 72472731250 is a deficient number, because the sum of its proper divisors (64862486546) is less than itself. Its deficiency is 7610244704

Bases of 72472731250

• Binary: 1000011011111101101100001111001110010₂
• Hexadecimal: 0x10DFB61E72
• Base-36: XAKE5BM

Squares and roots of 72472731250

• 72472731250 squared (72472731250²) is 5252296774834726562500
• 72472731250 cubed (72472731250³) is 380648292607838901331298828125000
• The square root of 72472731250 is 269207.5987969137
• The cube root of 72472731250 is 4169.2526125379

Scales and comparisons

• 72,472,731,250 seconds is equal to 2,304 years, 21 weeks, 1 day, 18 hours, 14 minutes, 10 seconds.
• To count from 1 to 72,472,731,250 would take you about four thousand, six hundred 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 72472731250 cubic inches would be around 347.4 feet tall.

Recreational maths with 72472731250

• 72472731250 backwards is 05213727427
• The number of decimal digits it has is: 11
• The sum of 72472731250's digits is 40
• More coming soon!