21629669922

Names of 21629669922

• Cardinal: 21629669922 can be written as Twenty-one billion, six hundred twenty-nine million, six hundred sixty-nine thousand, nine hundred twenty-two.

Scientific notation

• Scientific notation: 2.1629669922 × 10¹⁰

Factors of 21629669922

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 50196

Divisors of 21629669922

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 27 42 54 63 81 126 162 189 378 383 567 766 1134 1149 2298 2681 3447 5362 6894 8043 10341 16086 20682 24129 31023 48258 49801 62046 72387 99602 144774 149403 217161 298806 348607 434322 448209 697214 896418 1045821 1344627 2091642 2689254 3137463 4033881 6274926 8067762 9412389 18824778 19073783 28237167 38147566 56474334 57221349 114442698 133516481 171664047 267032962 343328094 400549443 514992141 801098886 1029984282 1201648329 1544976423 2403296658 3089952846 3604944987 7209889974 10814834961 21629669922
• Sum of all divisors σ(n): 55536003072
• Sum of proper divisors (its aliquot sum) s(n): 33906333150
• 21629669922 is an abundant number, because the sum of its proper divisors (33906333150) is greater than itself. Its abundance is 12276663228

Bases of 21629669922

• Binary: 10100001001001110101001001000100010₂
• Hexadecimal: 0x5093A9222
• Base-36: 9XPQW4I

Squares and roots of 21629669922

• 21629669922 squared (21629669922²) is 467842620934671486084
• 21629669922 cubed (21629669922³) is 10119281466260311369502136365448
• The square root of 21629669922 is 147070.2890525479
• The cube root of 21629669922 is 2786.2278610103

Scales and comparisons

• 21,629,669,922 seconds is equal to 687 years, 39 weeks, 2 days, 9 hours, 38 minutes, 42 seconds.
• To count from 1 to 21,629,669,922 would take you about one thousand, three hundred seventy-five 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 21629669922 cubic inches would be around 232.2 feet tall.

Recreational maths with 21629669922

• 21629669922 backwards is 22996692612
• 21629669922 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21629669922's digits is 54
• More coming soon!