138442
138,442 is an even composite number composed of two prime numbers multiplied together.
138442 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 138442:
2 × 69221
See below for interesting mathematical facts about the number 138442 from the Numbermatics database.
Names of 138442
- Cardinal: 138442 can be written as One hundred thirty-eight thousand, four hundred forty-two.
Scientific notation
- Scientific notation: 1.38442 × 105
Factors of 138442
Divisors of 138442
Bases of 138442
- Binary: 1000011100110010102
- Hexadecimal: 0x21CCA
- Base-36: 2YTM
Squares and roots of 138442
- 138442 squared (1384422) is 19166187364
- 138442 cubed (1384423) is 2653405311046888
-
The
square root of 138442 is 372.0779488225 -
The
cube root of 138442 is 51.7316052463
Scales and comparisons
How big is 138442?- 138,442 seconds is equal to 1 day, 14 hours, 27 minutes, 22 seconds.
-
To count from 1 to 138,442 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 138442 cubic inches would be around 4.3 feet tall.
Recreational maths with 138442
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The information we have on file for 138442 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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