18090225
18,090,225 is an odd composite number composed of five prime numbers multiplied together.
18090225 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 18090225:
32 × 52 × 37 × 41 × 53
(3 × 3 × 5 × 5 × 37 × 41 × 53)See below for interesting mathematical facts about the number 18090225 from the Numbermatics database.
Names of 18090225
- Cardinal: 18090225 can be written as Eighteen million, ninety thousand, two hundred twenty-five.
Scientific notation
- Scientific notation: 1.8090225 × 107
Factors of 18090225
Divisors of 18090225
- Number of divisors d(n): 72
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Complete list of divisors:
1 3 5 9 15 25 37 41 45 53 75 111 123 159 185 205 225 265 333 369 477 555 615 795 925 1025 1325 1517 1665 1845 1961 2173 2385 2775 3075 3975 4551 5883 6519 7585 8325 9225 9805 10865 11925 13653 17649 19557 22755 29415 32595 37925 49025 54325 68265 80401 88245 97785 113775 147075 162975 241203 341325 402005 441225 488925 723609 1206015 2010025 3618045 6030075 18090225
- Sum of all divisors σ(n): 34732152
- Sum of proper divisors (its aliquot sum) s(n): 16641927
- 18090225 is a deficient number, because the sum of its proper divisors (16641927) is less than itself. Its deficiency is 1448298
Bases of 18090225
- Binary: 10001010000001000111100012
- Hexadecimal: 0x11408F1
- Base-36: ARQI9
Squares and roots of 18090225
- 18090225 squared (180902252) is 327256240550625
- 18090225 cubed (180902253) is 5920139024214930140625
-
The
square root of 18090225 is 4253.2605140057 -
The
cube root of 18090225 is 262.5112920311
Scales and comparisons
How big is 18090225?- 18,090,225 seconds is equal to 29 weeks, 6 days, 9 hours, 3 minutes, 45 seconds.
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To count from 1 to 18,090,225 would take you about forty-four 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 18090225 cubic inches would be around 21.9 feet tall.
Recreational maths with 18090225
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The information we have on file for 18090225 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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