138689968
138,689,968 is an even composite number composed of four prime numbers multiplied together.
What does the number 138689968 look like?
This visualization shows the relationship between its 4 prime factors (large circles) and 40 divisors.
138689968 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty divisors.
Prime factorization of 138689968:
24 × 19 × 101 × 4517
(2 × 2 × 2 × 2 × 19 × 101 × 4517)See below for interesting mathematical facts about the number 138689968 from the Numbermatics database.
Names of 138689968
- Cardinal: 138689968 can be written as One hundred thirty-eight million, six hundred eighty-nine thousand, nine hundred sixty-eight.
Scientific notation
- Scientific notation: 1.38689968 × 108
Factors of 138689968
Divisors of 138689968
Bases of 138689968
- Binary: 10000100010000111101101100002
- Hexadecimal: 0x8443DB0
- Base-36: 2AKLV4
Squares and roots of 138689968
- 138689968 squared (1386899682) is 19234907223841024
- 138689968 cubed (1386899683) is 2667688667357480455647232
-
The
square root of 138689968 is 11776.6704972159 -
The
cube root of 138689968 is 517.6247288171
Scales and comparisons
How big is 138689968?- 138,689,968 seconds is equal to 4 years, 21 weeks, 2 days, 4 hours, 59 minutes, 28 seconds.
-
To count from 1 to 138,689,968 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 138689968 cubic inches would be around 43.1 feet tall.
Recreational maths with 138689968
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