21055950
21,055,950 is an even composite number composed of four prime numbers multiplied together.
21055950 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 21055950:
2 × 35 × 52 × 1733
(2 × 3 × 3 × 3 × 3 × 3 × 5 × 5 × 1733)See below for interesting mathematical facts about the number 21055950 from the Numbermatics database.
Names of 21055950
- Cardinal: 21055950 can be written as Twenty-one million, fifty-five thousand, nine hundred fifty.
Scientific notation
- Scientific notation: 2.105595 × 107
Factors of 21055950
Divisors of 21055950
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 3 5 6 9 10 15 18 25 27 30 45 50 54 75 81 90 135 150 162 225 243 270 405 450 486 675 810 1215 1350 1733 2025 2430 3466 4050 5199 6075 8665 10398 12150 15597 17330 25995 31194 43325 46791 51990 77985 86650 93582 129975 140373 155970 233955 259950 280746 389925 421119 467910 701865 779850 842238 1169775 1403730 2105595 2339550 3509325 4211190 7018650 10527975 21055950
- Sum of all divisors σ(n): 58699368
- Sum of proper divisors (its aliquot sum) s(n): 37643418
- 21055950 is an abundant number, because the sum of its proper divisors (37643418) is greater than itself. Its abundance is 16587468
Bases of 21055950
- Binary: 10100000101001001110011102
- Hexadecimal: 0x14149CE
- Base-36: CJAVI
Squares and roots of 21055950
- 21055950 squared (210559502) is 443353030402500
- 21055950 cubed (210559503) is 9335219240503519875000
-
The
square root of 21055950 is 4588.6762797129 -
The
cube root of 21055950 is 276.1372191019
Scales and comparisons
How big is 21055950?- 21,055,950 seconds is equal to 34 weeks, 5 days, 16 hours, 52 minutes, 30 seconds.
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To count from 1 to 21,055,950 would take you about thirteen 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 21055950 cubic inches would be around 23 feet tall.
Recreational maths with 21055950
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The information we have on file for 21055950 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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