72663940608

Names of 72663940608

• Cardinal: 72663940608 can be written as Seventy-two billion, six hundred sixty-three million, nine hundred forty thousand, six hundred eight.

Scientific notation

• Scientific notation: 7.2663940608 × 10¹⁰

Factors of 72663940608

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 6758191

Divisors of 72663940608

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 64 84 96 112 128 168 192 224 256 336 384 448 512 672 768 896 1344 1536 1792 2688 3584 5376 10752 6758179 13516358 20274537 27032716 40549074 47307253 54065432 81098148 94614506 108130864 141921759 162196296 189229012 216261728 283843518 324392592 378458024 432523456 567687036 648785184 756916048 865046912 1135374072 1297570368 1513832096 1730093824 2270748144 2595140736 3027664192 3460187648 4541496288 5190281472 6055328384 9082992576 10380562944 12110656768 18165985152 24221313536 36331970304 72663940608
• Sum of all divisors σ(n): 221235780480
• Sum of proper divisors (its aliquot sum) s(n): 148571839872
• 72663940608 is an abundant number, because the sum of its proper divisors (148571839872) is greater than itself. Its abundance is 75907899264

Bases of 72663940608

• Binary: 1000011101011000110111011111000000000₂
• Hexadecimal: 0x10EB1BBE00
• Base-36: XDQ8FEO

Squares and roots of 72663940608

• 72663940608 squared (72663940608²) is 5280048264682951409664
• 72663940608 cubed (72663940608³) is 383669113512295445181974773235712
• The square root of 72663940608 is 269562.4985193601
• The cube root of 72663940608 is 4172.9160595863

Scales and comparisons

• 72,663,940,608 seconds is equal to 2,310 years, 25 weeks, 2 days, 19 hours, 56 minutes, 48 seconds.
• To count from 1 to 72,663,940,608 would take you about four thousand, six hundred twenty 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 72663940608 cubic inches would be around 347.7 feet tall.

Recreational maths with 72663940608

• 72663940608 backwards is 80604936627
• The number of decimal digits it has is: 11
• The sum of 72663940608's digits is 51
• More coming soon!