20659968

Names of 20659968

• Cardinal: 20659968 can be written as Twenty million, six hundred fifty-nine thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 2.0659968 × 10⁷

Factors of 20659968

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 73

Divisors of 20659968

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 49 54 56 61 63 64 72 84 96 98 108 112 122 126 128 144 147 168 183 189 192 196 216 224 244 252 256 288 294 336 366 378 384 392 427 432 441 448 488 504 549 576 588 672 732 756 768 784 854 864 882 896 976 1008 1098 1152 1176 1281 1323 1344 1464 1512 1568 1647 1708 1728 1764 1792 1952 2016 2196 2304 2352 2562 2646 2688 2928 2989 3024 3136 3294 3416 3456 3528 3843 3904 4032 4392 4704 5124 5292 5376 5856 5978 6048 6272 6588 6832 6912 7056 7686 7808 8064 8784 8967 9408 10248 10584 11529 11712 11956 12096 12544 13176 13664 14112 15372 15616 16128 17568 17934 18816 20496 21168 23058 23424 23912 24192 26352 26901 27328 28224 30744 35136 35868 37632 40992 42336 46116 46848 47824 48384 52704 53802 54656 56448 61488 70272 71736 80703 81984 84672 92232 95648 105408 107604 109312 112896 122976 140544 143472 161406 163968 169344 184464 191296 210816 215208 245952 286944 322812 327936 338688 368928 382592 421632 430416 491904 573888 645624 737856 765184 860832 983808 1147776 1291248 1475712 1721664 2295552 2582496 2951424 3443328 5164992 6886656 10329984 20659968
• Sum of all divisors σ(n): 72234960
• Sum of proper divisors (its aliquot sum) s(n): 51574992
• 20659968 is an abundant number, because the sum of its proper divisors (51574992) is greater than itself. Its abundance is 30915024

Bases of 20659968

• Binary: 1001110110011111100000000₂
• Hexadecimal: 0x13B3F00
• Base-36: CATC0

Squares and roots of 20659968

• 20659968 squared (20659968²) is 426834277761024
• 20659968 cubed (20659968³) is 8818382519845867487232
• The square root of 20659968 is 4545.3237508455
• The cube root of 20659968 is 274.3952241291

Scales and comparisons

• 20,659,968 seconds is equal to 34 weeks, 1 day, 2 hours, 52 minutes, 48 seconds.
• To count from 1 to 20,659,968 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 20659968 cubic inches would be around 22.9 feet tall.

Recreational maths with 20659968

• 20659968 backwards is 86995602
• The number of decimal digits it has is: 8
• The sum of 20659968's digits is 45
• More coming soon!