20664384

Names of 20664384

• Cardinal: 20664384 can be written as Twenty million, six hundred sixty-four thousand, three hundred eighty-four.

Scientific notation

• Scientific notation: 2.0664384 × 10⁷

Factors of 20664384

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 522

Divisors of 20664384

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 17 24 26 32 34 39 48 51 52 64 68 78 96 102 104 136 156 192 204 208 221 272 312 408 416 442 487 544 624 663 816 832 884 974 1088 1248 1326 1461 1632 1768 1948 2496 2652 2922 3264 3536 3896 5304 5844 6331 7072 7792 8279 10608 11688 12662 14144 15584 16558 18993 21216 23376 24837 25324 31168 33116 37986 42432 46752 49674 50648 66232 75972 93504 99348 101296 107627 132464 151944 198696 202592 215254 264928 303888 322881 397392 405184 430508 529856 607776 645762 794784 861016 1215552 1291524 1589568 1722032 2583048 3444064 5166096 6888128 10332192 20664384
• Sum of all divisors σ(n): 62471808
• Sum of proper divisors (its aliquot sum) s(n): 41807424
• 20664384 is an abundant number, because the sum of its proper divisors (41807424) is greater than itself. Its abundance is 21143040

Bases of 20664384

• Binary: 1001110110101000001000000₂
• Hexadecimal: 0x13B5040
• Base-36: CAWQO

Squares and roots of 20664384

• 20664384 squared (20664384²) is 427016766099456
• 20664384 cubed (20664384³) is 8824038429117340975104
• The square root of 20664384 is 4545.8094988681
• The cube root of 20664384 is 274.4147730941

Scales and comparisons

• 20,664,384 seconds is equal to 34 weeks, 1 day, 4 hours, 6 minutes, 24 seconds.
• To count from 1 to 20,664,384 would take you about fifty-one 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 20664384 cubic inches would be around 22.9 feet tall.

Recreational maths with 20664384

• 20664384 backwards is 48346602
• The number of decimal digits it has is: 8
• The sum of 20664384's digits is 33
• More coming soon!