131388936
131,388,936 is an even composite number composed of five prime numbers multiplied together.
131388936 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 131388936:
23 × 3 × 7 × 367 × 2131
(2 × 2 × 2 × 3 × 7 × 367 × 2131)See below for interesting mathematical facts about the number 131388936 from the Numbermatics database.
Names of 131388936
- Cardinal: 131388936 can be written as One hundred thirty-one million, three hundred eighty-eight thousand, nine hundred thirty-six.
Scientific notation
- Scientific notation: 1.31388936 × 108
Factors of 131388936
Divisors of 131388936
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 367 734 1101 1468 2131 2202 2569 2936 4262 4404 5138 6393 7707 8524 8808 10276 12786 14917 15414 17048 20552 25572 29834 30828 44751 51144 59668 61656 89502 119336 179004 358008 782077 1564154 2346231 3128308 4692462 5474539 6256616 9384924 10949078 16423617 18769848 21898156 32847234 43796312 65694468 131388936
- Sum of all divisors σ(n): 376596480
- Sum of proper divisors (its aliquot sum) s(n): 245207544
- 131388936 is an abundant number, because the sum of its proper divisors (245207544) is greater than itself. Its abundance is 113818608
Bases of 131388936
- Binary: 1111101010011010110000010002
- Hexadecimal: 0x7D4D608
- Base-36: 2684CO
Squares and roots of 131388936
- 131388936 squared (1313889362) is 17263052503212096
- 131388936 cubed (1313889363) is 2268174100509173875769856
-
The
square root of 131388936 is 11462.5012977099 -
The
cube root of 131388936 is 508.3774345923
Scales and comparisons
How big is 131388936?- 131,388,936 seconds is equal to 4 years, 9 weeks, 1 day, 16 hours, 55 minutes, 36 seconds.
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To count from 1 to 131,388,936 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 131388936 cubic inches would be around 42.4 feet tall.
Recreational maths with 131388936
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