138064472
138,064,472 is an even composite number composed of five prime numbers multiplied together.
138064472 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 138064472:
23 × 7 × 13 × 61 × 3109
(2 × 2 × 2 × 7 × 13 × 61 × 3109)See below for interesting mathematical facts about the number 138064472 from the Numbermatics database.
Names of 138064472
- Cardinal: 138064472 can be written as One hundred thirty-eight million, sixty-four thousand, four hundred seventy-two.
Scientific notation
- Scientific notation: 1.38064472 × 108
Factors of 138064472
Divisors of 138064472
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 4 7 8 13 14 26 28 52 56 61 91 104 122 182 244 364 427 488 728 793 854 1586 1708 3109 3172 3416 5551 6218 6344 11102 12436 21763 22204 24872 40417 43526 44408 80834 87052 161668 174104 189649 282919 323336 379298 565838 758596 1131676 1327543 1517192 2263352 2465437 2655086 4930874 5310172 9861748 10620344 17258059 19723496 34516118 69032236 138064472
- Sum of all divisors σ(n): 323937600
- Sum of proper divisors (its aliquot sum) s(n): 185873128
- 138064472 is an abundant number, because the sum of its proper divisors (185873128) is greater than itself. Its abundance is 47808656
Bases of 138064472
- Binary: 10000011101010110010010110002
- Hexadecimal: 0x83AB258
- Base-36: 2A7788
Squares and roots of 138064472
- 138064472 squared (1380644722) is 19061798428638784
- 138064472 cubed (1380644723) is 2631757135420443391682048
-
The
square root of 138064472 is 11750.0839145939 -
The
cube root of 138064472 is 516.8453882345
Scales and comparisons
How big is 138064472?- 138,064,472 seconds is equal to 4 years, 20 weeks, 1 day, 23 hours, 14 minutes, 32 seconds.
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To count from 1 to 138,064,472 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 138064472 cubic inches would be around 43.1 feet tall.
Recreational maths with 138064472
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