28142
28,142 is an even composite number composed of two prime numbers multiplied together.
28142 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 28142:
2 × 14071
See below for interesting mathematical facts about the number 28142 from the Numbermatics database.
Names of 28142
- Cardinal: 28142 can be written as Twenty-eight thousand, one hundred forty-two.
Scientific notation
- Scientific notation: 2.8142 × 104
Factors of 28142
Divisors of 28142
Bases of 28142
- Binary: 1101101111011102
- Hexadecimal: 0x6DEE
- Base-36: LPQ
Squares and roots of 28142
- 28142 squared (281422) is 791972164
- 28142 cubed (281423) is 22287680639288
-
The
square root of 28142 is 167.7557748633 -
The
cube root of 28142 is 30.4171359991
Scales and comparisons
How big is 28142?- 28,142 seconds is equal to 7 hours, 49 minutes, 2 seconds.
-
To count from 1 to 28,142 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 28142 cubic inches would be around 2.5 feet tall.
Recreational maths with 28142
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The information we have on file for 28142 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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