20642
20,642 is an even composite number composed of two prime numbers multiplied together.
20642 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.
Prime factorization of 20642:
2 × 10321
See below for interesting mathematical facts about the number 20642 from the Numbermatics database.
Names of 20642
- Cardinal: 20642 can be written as Twenty thousand, six hundred forty-two.
Scientific notation
- Scientific notation: 2.0642 × 104
Factors of 20642
Divisors of 20642
Bases of 20642
- Binary: 1010000101000102
- Hexadecimal: 0x50A2
- Base-36: FXE
Squares and roots of 20642
- 20642 squared (206422) is 426092164
- 20642 cubed (206423) is 8795394449288
-
The
square root of 20642 is 143.6732403755 -
The
cube root of 20642 is 27.4315653767
Scales and comparisons
How big is 20642?- 20,642 seconds is equal to 5 hours, 44 minutes, 2 seconds.
-
To count from 1 to 20,642 would take you about five 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 20642 cubic inches would be around 2.3 feet tall.
Recreational maths with 20642
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The information we have on file for 20642 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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