20713515837

Names of 20713515837

• Cardinal: 20713515837 can be written as Twenty billion, seven hundred thirteen million, five hundred fifteen thousand, eight hundred thirty-seven.

Scientific notation

• Scientific notation: 2.0713515837 × 10¹⁰

Factors of 20713515837

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 587

Divisors of 20713515837

• Number of divisors d(n): 80
• Complete list of divisors:
  1 3 7 21 49 79 89 147 237 267 343 409 553 623 1029 1227 1659 1869 2401 2863 3871 4361 7031 7203 8589 11613 13083 20041 21093 27097 30527 32311 36401 49217 60123 81291 91581 96933 109203 140287 147651 189679 213689 226177 254807 344519 420861 569037 641067 678531 764421 982009 1033557 1583239 1783649 2411633 2875679 2946027 4749717 5350947 7234899 8627037 11082673 12485543 16881431 20129753 33248019 37456629 50644293 60389259 77578711 87398801 140908271 232736133 262196403 422724813 986357897 2959073691 6904505279 20713515837
• Sum of all divisors σ(n): 33074208000
• Sum of proper divisors (its aliquot sum) s(n): 12360692163
• 20713515837 is a deficient number, because the sum of its proper divisors (12360692163) is less than itself. Its deficiency is 8352823674

Bases of 20713515837

• Binary: 10011010010100111110010101100111101₂
• Hexadecimal: 0x4D29F2B3D
• Base-36: 9IKAJ3X

Squares and roots of 20713515837

• 20713515837 squared (20713515837²) is 429049738329649810569
• 20713515837 cubed (20713515837³) is 8887128549751907277885031481253
• The square root of 20713515837 is 143921.9088151625
• The cube root of 20713515837 is 2746.3208468725

Scales and comparisons

• 20,713,515,837 seconds is equal to 658 years, 32 weeks, 3 days, 18 hours, 23 minutes, 57 seconds.
• To count from 1 to 20,713,515,837 would take you about one thousand, three hundred seventeen 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 20713515837 cubic inches would be around 228.9 feet tall.

Recreational maths with 20713515837

• 20713515837 backwards is 73851531702
• The number of decimal digits it has is: 11
• The sum of 20713515837's digits is 42
• More coming soon!