28987
28,987 is an odd composite number composed of three prime numbers multiplied together.
28987 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.
Prime factorization of 28987:
7 × 41 × 101
See below for interesting mathematical facts about the number 28987 from the Numbermatics database.
Names of 28987
- Cardinal: 28987 can be written as Twenty-eight thousand, nine hundred eighty-seven.
Scientific notation
- Scientific notation: 2.8987 × 104
Factors of 28987
Divisors of 28987
Bases of 28987
- Binary: 1110001001110112
- Hexadecimal: 0x713B
- Base-36: MD7
Squares and roots of 28987
- 28987 squared (289872) is 840246169
- 28987 cubed (289873) is 24356215700803
-
The
square root of 28987 is 170.2556900665 -
The
cube root of 28987 is 30.7185767525
Scales and comparisons
How big is 28987?- 28,987 seconds is equal to 8 hours, 3 minutes, 7 seconds.
-
To count from 1 to 28,987 would take you about eight 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 28987 cubic inches would be around 2.6 feet tall.
Recreational maths with 28987
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The information we have on file for 28987 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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