20992752

Names of 20992752

• Cardinal: 20992752 can be written as Twenty million, nine hundred ninety-two thousand, seven hundred fifty-two.

Scientific notation

• Scientific notation: 2.0992752 × 10⁷

Factors of 20992752

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 502

Divisors of 20992752

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 29 33 36 44 48 58 66 72 87 88 99 116 132 144 174 176 198 232 261 264 319 348 396 457 464 522 528 638 696 792 914 957 1044 1276 1371 1392 1584 1828 1914 2088 2552 2742 2871 3656 3828 4113 4176 5027 5104 5484 5742 7312 7656 8226 10054 10968 11484 13253 15081 15312 16452 20108 21936 22968 26506 30162 32904 39759 40216 45243 45936 53012 60324 65808 79518 80432 90486 106024 119277 120648 145783 159036 180972 212048 238554 241296 291566 318072 361944 437349 477108 583132 636144 723888 874698 954216 1166264 1312047 1749396 1908432 2332528 2624094 3498792 5248188 6997584 10496376 20992752
• Sum of all divisors σ(n): 66446640
• Sum of proper divisors (its aliquot sum) s(n): 45453888
• 20992752 is an abundant number, because the sum of its proper divisors (45453888) is greater than itself. Its abundance is 24461136

Bases of 20992752

• Binary: 1010000000101001011110000₂
• Hexadecimal: 0x14052F0
• Base-36: CHY40

Squares and roots of 20992752

• 20992752 squared (20992752²) is 440695636533504
• 20992752 cubed (20992752³) is 9251414205229989163008
• The square root of 20992752 is 4581.7848050733
• The cube root of 20992752 is 275.8606732199

Scales and comparisons

• 20,992,752 seconds is equal to 34 weeks, 4 days, 23 hours, 19 minutes, 12 seconds.
• To count from 1 to 20,992,752 would take you about ten hours!

  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 20992752 cubic inches would be around 23 feet tall.

Recreational maths with 20992752

• 20992752 backwards is 25729902
• 20992752 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 20992752's digits is 36
• More coming soon!