138993
138,993 is an odd composite number composed of three prime numbers multiplied together.
138993 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 138993:
3 × 107 × 433
See below for interesting mathematical facts about the number 138993 from the Numbermatics database.
Names of 138993
- Cardinal: 138993 can be written as One hundred thirty-eight thousand, nine hundred ninety-three.
Scientific notation
- Scientific notation: 1.38993 × 105
Factors of 138993
Divisors of 138993
Bases of 138993
- Binary: 1000011110111100012
- Hexadecimal: 0x21EF1
- Base-36: 2Z8X
Squares and roots of 138993
- 138993 squared (1389932) is 19319054049
- 138993 cubed (1389933) is 2685213279432657
-
The
square root of 138993 is 372.8176497969 -
The
cube root of 138993 is 51.8001450979
Scales and comparisons
How big is 138993?- 138,993 seconds is equal to 1 day, 14 hours, 36 minutes, 33 seconds.
-
To count from 1 to 138,993 would take you about fourteen 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 138993 cubic inches would be around 4.3 feet tall.
Recreational maths with 138993
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