20040636

Names of 20040636

• Cardinal: 20040636 can be written as Twenty million, forty thousand, six hundred thirty-six.

Scientific notation

• Scientific notation: 2.0040636 × 10⁷

Factors of 20040636

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 87

Divisors of 20040636

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 11 12 14 21 22 23 28 33 41 42 44 46 66 69 77 82 84 92 123 132 138 154 161 164 231 246 253 276 287 308 322 451 462 483 492 506 529 574 644 759 861 902 924 943 966 1012 1058 1148 1353 1518 1587 1722 1771 1804 1886 1932 2116 2706 2829 3036 3157 3174 3444 3542 3703 3772 5313 5412 5658 5819 6314 6348 6601 7084 7406 9471 10373 10626 11109 11316 11638 12628 13202 14812 17457 18942 19803 20746 21252 21689 22218 23276 26404 31119 34914 37884 39606 40733 41492 43378 44436 62238 65067 69828 72611 79212 81466 86756 122199 124476 130134 145222 151823 162932 217833 238579 244398 260268 290444 303646 435666 455469 477158 488796 607292 715737 871332 910938 954316 1431474 1670053 1821876 2862948 3340106 5010159 6680212 10020318 20040636
• Sum of all divisors σ(n): 62431488
• Sum of proper divisors (its aliquot sum) s(n): 42390852
• 20040636 is an abundant number, because the sum of its proper divisors (42390852) is greater than itself. Its abundance is 22350216

Bases of 20040636

• Binary: 1001100011100101110111100₂
• Hexadecimal: 0x131CBBC
• Base-36: BXJGC

Squares and roots of 20040636

• 20040636 squared (20040636²) is 401627091284496
• 20040636 cubed (20040636³) is 8048862344171356779456
• The square root of 20040636 is 4476.6768925175
• The cube root of 20040636 is 271.6254757495

Scales and comparisons

• 20,040,636 seconds is equal to 33 weeks, 22 hours, 50 minutes, 36 seconds.
• To count from 1 to 20,040,636 would take you about forty-nine weeks!

  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 20040636 cubic inches would be around 22.6 feet tall.

Recreational maths with 20040636

• 20040636 backwards is 63604002
• 20040636 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 20040636's digits is 21
• More coming soon!