138168472
138,168,472 is an even composite number composed of five prime numbers multiplied together.
138168472 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 138168472:
23 × 13 × 67 × 79 × 251
(2 × 2 × 2 × 13 × 67 × 79 × 251)See below for interesting mathematical facts about the number 138168472 from the Numbermatics database.
Names of 138168472
- Cardinal: 138168472 can be written as One hundred thirty-eight million, one hundred sixty-eight thousand, four hundred seventy-two.
Scientific notation
- Scientific notation: 1.38168472 × 108
Factors of 138168472
Divisors of 138168472
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 4 8 13 26 52 67 79 104 134 158 251 268 316 502 536 632 871 1004 1027 1742 2008 2054 3263 3484 4108 5293 6526 6968 8216 10586 13052 16817 19829 21172 26104 33634 39658 42344 67268 68809 79316 134536 137618 158632 218621 257777 275236 437242 515554 550472 874484 1031108 1328543 1748968 2062216 2657086 5314172 10628344 17271059 34542118 69084236 138168472
- Sum of all divisors σ(n): 287884800
- Sum of proper divisors (its aliquot sum) s(n): 149716328
- 138168472 is an abundant number, because the sum of its proper divisors (149716328) is greater than itself. Its abundance is 11547856
Bases of 138168472
- Binary: 10000011110001001000100110002
- Hexadecimal: 0x83C4898
- Base-36: 2A9FH4
Squares and roots of 138168472
- 138168472 squared (1381684722) is 19090526654814784
- 138168472 cubed (1381684723) is 2637708897571030148290048
-
The
square root of 138168472 is 11754.5085818165 -
The
cube root of 138168472 is 516.9751305899
Scales and comparisons
How big is 138168472?- 138,168,472 seconds is equal to 4 years, 20 weeks, 3 days, 4 hours, 7 minutes, 52 seconds.
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To count from 1 to 138,168,472 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 138168472 cubic inches would be around 43.1 feet tall.
Recreational maths with 138168472
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The information we have on file for 138168472 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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