21022027908

Names of 21022027908

• Cardinal: 21022027908 can be written as Twenty-one billion, twenty-two million, twenty-seven thousand, nine hundred eight.

Scientific notation

• Scientific notation: 2.1022027908 × 10¹⁰

Factors of 21022027908

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 106

Divisors of 21022027908

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 12 14 21 28 41 42 53 82 84 106 123 159 164 212 246 287 318 371 492 574 636 742 861 1113 1148 1484 1681 1722 2173 2226 2809 3362 3444 4346 4452 5043 5618 6519 6724 8427 8692 10086 11236 11767 13038 15211 16854 19663 20172 23534 26076 30422 33708 35301 39326 45633 47068 58989 60844 70602 78652 89093 91266 115169 117978 141204 148877 178186 182532 230338 235956 267279 297754 345507 356372 446631 460676 534558 595508 623651 691014 806183 893262 1042139 1069116 1247302 1382028 1612366 1786524 1870953 2084278 2418549 2494604 3126417 3224732 3741906 4168556 4721929 4837098 6103957 6252834 7483812 9443858 9674196 12207914 12505668 14165787 18311871 18887716 24415828 28331574 33053503 36623742 42727699 56663148 66107006 73247484 85455398 99160509 128183097 132214012 170910796 198321018 250262237 256366194 396642036 500524474 512732388 750786711 1001048948 1501573422 1751835659 3003146844 3503671318 5255506977 7007342636 10511013954 21022027908
• Sum of all divisors σ(n): 58564356480
• Sum of proper divisors (its aliquot sum) s(n): 37542328572
• 21022027908 is an abundant number, because the sum of its proper divisors (37542328572) is greater than itself. Its abundance is 16520300664

Bases of 21022027908

• Binary: 10011100101000000101011000010000100₂
• Hexadecimal: 0x4E502B084
• Base-36: 9NNZ0JO

Squares and roots of 21022027908

• 21022027908 squared (21022027908²) is 441925657364730856464
• 21022027908 cubed (21022027908³) is 9290173502382617799494950197312
• The square root of 21022027908 is 144989.7510446859
• The cube root of 21022027908 is 2759.8884952853

Scales and comparisons

• 21,022,027,908 seconds is equal to 668 years, 22 weeks, 4 days, 12 hours, 11 minutes, 48 seconds.
• To count from 1 to 21,022,027,908 would take you about one thousand, three hundred thirty-six 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 21022027908 cubic inches would be around 230 feet tall.

Recreational maths with 21022027908

• 21022027908 backwards is 80972022012
• The number of decimal digits it has is: 11
• The sum of 21022027908's digits is 33
• More coming soon!