20396520

Names of 20396520

• Cardinal: 20396520 can be written as Twenty million, three hundred ninety-six thousand, five hundred twenty.

Scientific notation

• Scientific notation: 2.039652 × 10⁷

Factors of 20396520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1132

Divisors of 20396520

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 53 60 72 90 106 120 159 180 212 265 318 360 424 477 530 636 795 954 1060 1069 1272 1590 1908 2120 2138 2385 3180 3207 3816 4276 4770 5345 6360 6414 8552 9540 9621 10690 12828 16035 19080 19242 21380 25656 32070 38484 42760 48105 56657 64140 76968 96210 113314 128280 169971 192420 226628 283285 339942 384840 453256 509913 566570 679884 849855 1019826 1133140 1359768 1699710 2039652 2266280 2549565 3399420 4079304 5099130 6798840 10198260 20396520
• Sum of all divisors σ(n): 67602600
• Sum of proper divisors (its aliquot sum) s(n): 47206080
• 20396520 is an abundant number, because the sum of its proper divisors (47206080) is greater than itself. Its abundance is 26809560

Bases of 20396520

• Binary: 1001101110011100111101000₂
• Hexadecimal: 0x13739E8
• Base-36: C5620

Squares and roots of 20396520

• 20396520 squared (20396520²) is 416018028110400
• 20396520 cubed (20396520³) is 8485320030714335808000
• The square root of 20396520 is 4516.2506573485
• The cube root of 20396520 is 273.2239035811

Scales and comparisons

• 20,396,520 seconds is equal to 33 weeks, 5 days, 1 hour, 42 minutes.
• To count from 1 to 20,396,520 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 20396520 cubic inches would be around 22.8 feet tall.

Recreational maths with 20396520

• 20396520 backwards is 02569302
• The number of decimal digits it has is: 8
• The sum of 20396520's digits is 27
• More coming soon!