28536990
28,536,990 is an even composite number composed of six prime numbers multiplied together.
28536990 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 28536990:
2 × 3 × 5 × 37 × 47 × 547
See below for interesting mathematical facts about the number 28536990 from the Numbermatics database.
Names of 28536990
- Cardinal: 28536990 can be written as Twenty-eight million, five hundred thirty-six thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 2.853699 × 107
Factors of 28536990
Divisors of 28536990
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 3 5 6 10 15 30 37 47 74 94 111 141 185 222 235 282 370 470 547 555 705 1094 1110 1410 1641 1739 2735 3282 3478 5217 5470 8205 8695 10434 16410 17390 20239 25709 26085 40478 51418 52170 60717 77127 101195 121434 128545 154254 202390 257090 303585 385635 607170 771270 951233 1902466 2853699 4756165 5707398 9512330 14268495 28536990
- Sum of all divisors σ(n): 71967744
- Sum of proper divisors (its aliquot sum) s(n): 43430754
- 28536990 is an abundant number, because the sum of its proper divisors (43430754) is greater than itself. Its abundance is 14893764
Bases of 28536990
- Binary: 11011001101110000100111102
- Hexadecimal: 0x1B3709E
- Base-36: GZNA6
Squares and roots of 28536990
- 28536990 squared (285369902) is 814359798260100
- 28536990 cubed (285369903) is 23239377419350491099000
-
The
square root of 28536990 is 5342.0024335449 -
The
cube root of 28536990 is 305.5878298813
Scales and comparisons
How big is 28536990?- 28,536,990 seconds is equal to 47 weeks, 1 day, 6 hours, 56 minutes, 30 seconds.
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To count from 1 to 28,536,990 would take you about eighteen 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 28536990 cubic inches would be around 25.5 feet tall.
Recreational maths with 28536990
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The information we have on file for 28536990 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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