138105
138,105 is an odd composite number composed of four prime numbers multiplied together.
138105 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty divisors.
Prime factorization of 138105:
34 × 5 × 11 × 31
(3 × 3 × 3 × 3 × 5 × 11 × 31)See below for interesting mathematical facts about the number 138105 from the Numbermatics database.
Names of 138105
- Cardinal: 138105 can be written as One hundred thirty-eight thousand, one hundred five.
Scientific notation
- Scientific notation: 1.38105 × 105
Factors of 138105
Divisors of 138105
Bases of 138105
- Binary: 1000011011011110012
- Hexadecimal: 0x21B79
- Base-36: 2YK9
Squares and roots of 138105
- 138105 squared (1381052) is 19072991025
- 138105 cubed (1381053) is 2634075425507625
-
The
square root of 138105 is 371.6248107971 -
The
cube root of 138105 is 51.6895955577
Scales and comparisons
How big is 138105?- 138,105 seconds is equal to 1 day, 14 hours, 21 minutes, 45 seconds.
-
To count from 1 to 138,105 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 138105 cubic inches would be around 4.3 feet tall.
Recreational maths with 138105
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