139990
139,990 is an even composite number composed of three prime numbers multiplied together.
139990 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.
Prime factorization of 139990:
2 × 5 × 13999
See below for interesting mathematical facts about the number 139990 from the Numbermatics database.
Names of 139990
- Cardinal: 139990 can be written as One hundred thirty-nine thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 1.3999 × 105
Factors of 139990
Divisors of 139990
Bases of 139990
- Binary: 1000100010110101102
- Hexadecimal: 0x222D6
- Base-36: 300M
Squares and roots of 139990
- 139990 squared (1399902) is 19597200100
- 139990 cubed (1399903) is 2743412041999000
-
The
square root of 139990 is 374.1523753767 -
The
cube root of 139990 is 51.9237046809
Scales and comparisons
How big is 139990?- 139,990 seconds is equal to 1 day, 14 hours, 53 minutes, 10 seconds.
-
To count from 1 to 139,990 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 139990 cubic inches would be around 4.3 feet tall.
Recreational maths with 139990
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