20985132
20,985,132 is an even composite number composed of five prime numbers multiplied together.
20985132 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 20985132:
22 × 3 × 72 × 89 × 401
(2 × 2 × 3 × 7 × 7 × 89 × 401)See below for interesting mathematical facts about the number 20985132 from the Numbermatics database.
Names of 20985132
- Cardinal: 20985132 can be written as Twenty million, nine hundred eighty-five thousand, one hundred thirty-two.
Scientific notation
- Scientific notation: 2.0985132 × 107
Factors of 20985132
Divisors of 20985132
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 3 4 6 7 12 14 21 28 42 49 84 89 98 147 178 196 267 294 356 401 534 588 623 802 1068 1203 1246 1604 1869 2406 2492 2807 3738 4361 4812 5614 7476 8421 8722 11228 13083 16842 17444 19649 26166 33684 35689 39298 52332 58947 71378 78596 107067 117894 142756 214134 235788 249823 428268 499646 749469 999292 1498938 1748761 2997876 3497522 5246283 6995044 10492566 20985132
- Sum of all divisors σ(n): 57743280
- Sum of proper divisors (its aliquot sum) s(n): 36758148
- 20985132 is an abundant number, because the sum of its proper divisors (36758148) is greater than itself. Its abundance is 15773016
Bases of 20985132
- Binary: 10100000000110101001011002
- Hexadecimal: 0x140352C
- Base-36: CHS8C
Squares and roots of 20985132
- 20985132 squared (209851322) is 440375765057424
- 20985132 cubed (209851323) is 9241343559331030219968
-
The
square root of 20985132 is 4580.9531759231 -
The
cube root of 20985132 is 275.8272916553
Scales and comparisons
How big is 20985132?- 20,985,132 seconds is equal to 34 weeks, 4 days, 21 hours, 12 minutes, 12 seconds.
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To count from 1 to 20,985,132 would take you about seven 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 20985132 cubic inches would be around 23 feet tall.
Recreational maths with 20985132
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The information we have on file for 20985132 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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