20843424

Names of 20843424

• Cardinal: 20843424 can be written as Twenty million, eight hundred forty-three thousand, four hundred twenty-four.

Scientific notation

• Scientific notation: 2.0843424 × 10⁷

Factors of 20843424

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 223

Divisors of 20843424

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 49 56 63 72 84 96 98 112 126 144 147 168 196 211 224 252 288 294 336 343 392 422 441 504 588 633 672 686 784 844 882 1008 1029 1176 1266 1372 1477 1568 1688 1764 1899 2016 2058 2352 2532 2744 2954 3087 3376 3528 3798 4116 4431 4704 5064 5488 5908 6174 6752 7056 7596 8232 8862 10128 10339 10976 11816 12348 13293 14112 15192 16464 17724 20256 20678 23632 24696 26586 30384 31017 32928 35448 41356 47264 49392 53172 60768 62034 70896 72373 82712 93051 98784 106344 124068 141792 144746 165424 186102 212688 217119 248136 289492 330848 372204 425376 434238 496272 578984 651357 744408 868476 992544 1157968 1302714 1488816 1736952 2315936 2605428 2977632 3473904 5210856 6947808 10421712 20843424
• Sum of all divisors σ(n): 69451200
• Sum of proper divisors (its aliquot sum) s(n): 48607776
• 20843424 is an abundant number, because the sum of its proper divisors (48607776) is greater than itself. Its abundance is 27764352

Bases of 20843424

• Binary: 1001111100000101110100000₂
• Hexadecimal: 0x13E0BA0
• Base-36: CEQW0

Squares and roots of 20843424

• 20843424 squared (20843424²) is 434448324043776
• 20843424 cubed (20843424³) is 9055390624133817729024
• The square root of 20843424 is 4565.4598892117
• The cube root of 20843424 is 275.2050217671

Scales and comparisons

• 20,843,424 seconds is equal to 34 weeks, 3 days, 5 hours, 50 minutes, 24 seconds.
• To count from 1 to 20,843,424 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 20843424 cubic inches would be around 22.9 feet tall.

Recreational maths with 20843424

• 20843424 backwards is 42434802
• The number of decimal digits it has is: 8
• The sum of 20843424's digits is 27
• More coming soon!