138740864
138,740,864 is an even composite number composed of two prime numbers multiplied together.
138740864 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of sixteen divisors.
Prime factorization of 138740864:
27 × 1083913
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 1083913)See below for interesting mathematical facts about the number 138740864 from the Numbermatics database.
Names of 138740864
- Cardinal: 138740864 can be written as One hundred thirty-eight million, seven hundred forty thousand, eight hundred sixty-four.
Scientific notation
- Scientific notation: 1.38740864 × 108
Factors of 138740864
Divisors of 138740864
Bases of 138740864
- Binary: 10000100010100000100100000002
- Hexadecimal: 0x8450480
- Base-36: 2ALP4W
Squares and roots of 138740864
- 138740864 squared (1387408642) is 19249027343466496
- 138740864 cubed (1387408643) is 2670626684792166410092544
-
The
square root of 138740864 is 11778.8311814033 -
The
cube root of 138740864 is 517.6880398279
Scales and comparisons
How big is 138740864?- 138,740,864 seconds is equal to 4 years, 21 weeks, 2 days, 19 hours, 7 minutes, 44 seconds.
-
To count from 1 to 138,740,864 would take you about six years!
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 138740864 cubic inches would be around 43.1 feet tall.
Recreational maths with 138740864
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