138869892
138,869,892 is an even composite number composed of five prime numbers multiplied together.
138869892 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 138869892:
22 × 32 × 7 × 349 × 1579
(2 × 2 × 3 × 3 × 7 × 349 × 1579)See below for interesting mathematical facts about the number 138869892 from the Numbermatics database.
Names of 138869892
- Cardinal: 138869892 can be written as One hundred thirty-eight million, eight hundred sixty-nine thousand, eight hundred ninety-two.
Scientific notation
- Scientific notation: 1.38869892 × 108
Factors of 138869892
Divisors of 138869892
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 349 698 1047 1396 1579 2094 2443 3141 3158 4188 4737 4886 6282 6316 7329 9474 9772 11053 12564 14211 14658 18948 21987 22106 28422 29316 33159 43974 44212 56844 66318 87948 99477 132636 198954 397908 551071 1102142 1653213 2204284 3306426 3857497 4959639 6612852 7714994 9919278 11572491 15429988 19838556 23144982 34717473 46289964 69434946 138869892
- Sum of all divisors σ(n): 402584000
- Sum of proper divisors (its aliquot sum) s(n): 263714108
- 138869892 is an abundant number, because the sum of its proper divisors (263714108) is greater than itself. Its abundance is 124844216
Bases of 138869892
- Binary: 10000100011011111100100001002
- Hexadecimal: 0x846FC84
- Base-36: 2AOGP0
Squares and roots of 138869892
- 138869892 squared (1388698922) is 19284846904091664
- 138869892 cubed (1388698923) is 2678084606807743737780288
-
The
square root of 138869892 is 11784.3070224771 -
The
cube root of 138869892 is 517.8484721489
Scales and comparisons
How big is 138869892?- 138,869,892 seconds is equal to 4 years, 21 weeks, 4 days, 6 hours, 58 minutes, 12 seconds.
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To count from 1 to 138,869,892 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 138869892 cubic inches would be around 43.2 feet tall.
Recreational maths with 138869892
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The information we have on file for 138869892 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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