138238992
138,238,992 is an even composite number composed of four prime numbers multiplied together.
138238992 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixty divisors.
Prime factorization of 138238992:
24 × 32 × 127 × 7559
(2 × 2 × 2 × 2 × 3 × 3 × 127 × 7559)See below for interesting mathematical facts about the number 138238992 from the Numbermatics database.
Names of 138238992
- Cardinal: 138238992 can be written as One hundred thirty-eight million, two hundred thirty-eight thousand, nine hundred ninety-two.
Scientific notation
- Scientific notation: 1.38238992 × 108
Factors of 138238992
Divisors of 138238992
- Number of divisors d(n): 60
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 36 48 72 127 144 254 381 508 762 1016 1143 1524 2032 2286 3048 4572 6096 7559 9144 15118 18288 22677 30236 45354 60472 68031 90708 120944 136062 181416 272124 362832 544248 959993 1088496 1919986 2879979 3839972 5759958 7679944 8639937 11519916 15359888 17279874 23039832 34559748 46079664 69119496 138238992
- Sum of all divisors σ(n): 389975040
- Sum of proper divisors (its aliquot sum) s(n): 251736048
- 138238992 is an abundant number, because the sum of its proper divisors (251736048) is greater than itself. Its abundance is 113497056
Bases of 138238992
- Binary: 10000011110101011100000100002
- Hexadecimal: 0x83D5C10
- Base-36: 2AAXW0
Squares and roots of 138238992
- 138238992 squared (1382389922) is 19110018909176064
- 138238992 cubed (1382389923) is 2641749751105438637887488
-
The
square root of 138238992 is 11757.5078992107 -
The
cube root of 138238992 is 517.0630688511
Scales and comparisons
How big is 138238992?- 138,238,992 seconds is equal to 4 years, 20 weeks, 3 days, 23 hours, 43 minutes, 12 seconds.
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To count from 1 to 138,238,992 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 138238992 cubic inches would be around 43.1 feet tall.
Recreational maths with 138238992
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The information we have on file for 138238992 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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