20959164864

Names of 20959164864

• Cardinal: 20959164864 can be written as Twenty billion, nine hundred fifty-nine million, one hundred sixty-four thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 2.0959164864 × 10¹⁰

Factors of 20959164864

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 165

Divisors of 20959164864

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 32 33 36 44 48 64 66 72 88 96 99 132 144 149 176 192 198 264 288 298 352 396 447 528 576 596 704 792 894 1056 1192 1341 1584 1639 1788 2112 2384 2682 3168 3278 3576 4768 4917 5364 6336 6556 7152 9536 9834 10728 13112 14304 14751 19668 21456 22201 26224 28608 29502 39336 42912 44402 52448 59004 66603 78672 85824 88804 104896 118008 133206 157344 177608 199809 236016 244211 266412 314688 355216 399618 472032 488422 532824 710432 732633 799236 944064 976844 1065648 1420864 1465266 1598472 1953688 2131296 2197899 2930532 3196944 3307949 3907376 4262592 4395798 5861064 6393888 6615898 7814752 8791596 9923847 11722128 12787776 13231796 15629504 17583192 19847694 23444256 26463592 29771541 35166384 36387439 39695388 46888512 52927184 59543082 70332768 72774878 79390776 105854368 109162317 119086164 140665536 145549756 158781552 211708736 218324634 238172328 291099512 317563104 327486951 436649268 476344656 582199024 635126208 654973902 873298536 952689312 1164398048 1309947804 1746597072 1905378624 2328796096 2619895608 3493194144 5239791216 6986388288 10479582432 20959164864
• Sum of all divisors σ(n): 65979903600
• Sum of proper divisors (its aliquot sum) s(n): 45020738736
• 20959164864 is an abundant number, because the sum of its proper divisors (45020738736) is greater than itself. Its abundance is 24061573872

Bases of 20959164864

• Binary: 10011100001010000110111100111000000₂
• Hexadecimal: 0x4E14379C0
• Base-36: 9MMJN40

Squares and roots of 20959164864

• 20959164864 squared (20959164864²) is 439286591796332138496
• 20959164864 cubed (20959164864³) is 9207080100003995201239345004544
• The square root of 20959164864 is 144772.8042969397
• The cube root of 20959164864 is 2757.1347454729

Scales and comparisons

• 20,959,164,864 seconds is equal to 666 years, 22 weeks, 4 days, 22 hours, 14 minutes, 24 seconds.
• To count from 1 to 20,959,164,864 would take you about one thousand, three hundred thirty-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 20959164864 cubic inches would be around 229.8 feet tall.

Recreational maths with 20959164864

• 20959164864 backwards is 46846195902
• The number of decimal digits it has is: 11
• The sum of 20959164864's digits is 54
• More coming soon!