20397552

Names of 20397552

• Cardinal: 20397552 can be written as Twenty million, three hundred ninety-seven thousand, five hundred fifty-two.

Scientific notation

• Scientific notation: 2.0397552 × 10⁷

Factors of 20397552

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3600

Divisors of 20397552

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 17 21 24 28 34 42 48 51 56 68 84 102 112 119 136 168 204 238 272 336 357 408 476 714 816 952 1428 1904 2856 3571 5712 7142 10713 14284 21426 24997 28568 42852 49994 57136 60707 74991 85704 99988 121414 149982 171408 182121 199976 242828 299964 364242 399952 424949 485656 599928 728484 849898 971312 1199856 1274847 1456968 1699796 2549694 2913936 3399592 5099388 6799184 10198776 20397552
• Sum of all divisors σ(n): 63781632
• Sum of proper divisors (its aliquot sum) s(n): 43384080
• 20397552 is an abundant number, because the sum of its proper divisors (43384080) is greater than itself. Its abundance is 22986528

Bases of 20397552

• Binary: 1001101110011110111110000₂
• Hexadecimal: 0x1373DF0
• Base-36: C56UO

Squares and roots of 20397552

• 20397552 squared (20397552²) is 416060127592704
• 20397552 cubed (20397552³) is 8486608087698814660608
• The square root of 20397552 is 4516.3649099693
• The cube root of 20397552 is 273.2285115945

Scales and comparisons

• 20,397,552 seconds is equal to 33 weeks, 5 days, 1 hour, 59 minutes, 12 seconds.
• To count from 1 to 20,397,552 would take you about fifty 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 20397552 cubic inches would be around 22.8 feet tall.

Recreational maths with 20397552

• 20397552 backwards is 25579302
• The number of decimal digits it has is: 8
• The sum of 20397552's digits is 33
• More coming soon!