72809634690

Names of 72809634690

• Cardinal: 72809634690 can be written as Seventy-two billion, eight hundred nine million, six hundred thirty-four thousand, six hundred ninety.

Scientific notation

• Scientific notation: 7.280963469 × 10¹⁰

Factors of 72809634690

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 24401

Divisors of 72809634690

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 9 10 13 15 18 26 30 39 45 65 78 90 117 130 195 234 390 585 1170 2897 5794 8691 14485 17382 21481 26073 28970 37661 42962 43455 52146 64443 75322 86910 107405 112983 128886 130365 188305 193329 214810 225966 260730 279253 322215 338949 376610 386658 558506 564915 644430 677898 837759 966645 1129830 1396265 1675518 1694745 1933290 2513277 2792530 3389490 4188795 5026554 8377590 12566385 25132770 62230457 124460914 186691371 311152285 373382742 560074113 622304570 808995941 933456855 1120148226 1617991882 1866913710 2426987823 2800370565 4044979705 4853975646 5600741130 7280963469 8089959410 12134939115 14561926938 24269878230 36404817345 72809634690
• Sum of all divisors σ(n): 203946842736
• Sum of proper divisors (its aliquot sum) s(n): 131137208046
• 72809634690 is an abundant number, because the sum of its proper divisors (131137208046) is greater than itself. Its abundance is 58327573356

Bases of 72809634690

• Binary: 1000011110011110010101101101110000010₂
• Hexadecimal: 0x10F3CADB82
• Base-36: XG4Z5OI

Squares and roots of 72809634690

• 72809634690 squared (72809634690²) is 5301242903691251396100
• 72809634690 cubed (72809634690³) is 385981559220714866698993490709000
• The square root of 72809634690 is 269832.6049423975
• The cube root of 72809634690 is 4175.7031517231

Scales and comparisons

• 72,809,634,690 seconds is equal to 2,315 years, 6 weeks, 2 days, 2 hours, 31 minutes, 30 seconds.
• To count from 1 to 72,809,634,690 would take you about four thousand, six hundred thirty 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 72809634690 cubic inches would be around 348 feet tall.

Recreational maths with 72809634690

• 72809634690 backwards is 09643690827
• The number of decimal digits it has is: 11
• The sum of 72809634690's digits is 54
• More coming soon!