12739387728
12,739,387,728 is an even composite number composed of five prime numbers multiplied together.
12739387728 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of eighty divisors.
Prime factorization of 12739387728:
24 × 3 × 29 × 103 × 88853
(2 × 2 × 2 × 2 × 3 × 29 × 103 × 88853)See below for interesting mathematical facts about the number 12739387728 from the Numbermatics database.
Names of 12739387728
- Cardinal: 12739387728 can be written as Twelve billion, seven hundred thirty-nine million, three hundred eighty-seven thousand, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 1.2739387728 × 1010
Factors of 12739387728
Divisors of 12739387728
- Number of divisors d(n): 80
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Complete list of divisors:
1 2 3 4 6 8 12 16 24 29 48 58 87 103 116 174 206 232 309 348 412 464 618 696 824 1236 1392 1648 2472 2987 4944 5974 8961 11948 17922 23896 35844 47792 71688 88853 143376 177706 266559 355412 533118 710824 1066236 1421648 2132472 2576737 4264944 5153474 7730211 9151859 10306948 15460422 18303718 20613896 27455577 30920844 36607436 41227792 54911154 61841688 73214872 109822308 123683376 146429744 219644616 265403911 439289232 530807822 796211733 1061615644 1592423466 2123231288 3184846932 4246462576 6369693864 12739387728
- Sum of all divisors σ(n): 34375835520
- Sum of proper divisors (its aliquot sum) s(n): 21636447792
- 12739387728 is an abundant number, because the sum of its proper divisors (21636447792) is greater than itself. Its abundance is 8897060064
Bases of 12739387728
- Binary: 10111101110101001110100001010100002
- Hexadecimal: 0x2F753A150
- Base-36: 5UOPAHC
Squares and roots of 12739387728
- 12739387728 squared (127393877282) is 162291999684317001984
- 12739387728 cubed (127393877283) is 2067500709130967889136721252352
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The
square root of 12739387728 is 112868.8961937699 -
The
cube root of 12739387728 is 2335.5160270985
Scales and comparisons
How big is 12739387728?- 12,739,387,728 seconds is equal to 405 years, 3 weeks, 5 days, 14 hours, 48 minutes, 48 seconds.
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To count from 1 to 12,739,387,728 would take you about eight hundred ten 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 12739387728 cubic inches would be around 194.6 feet tall.
Recreational maths with 12739387728
- 12739387728 backwards is 82778393721
- The number of decimal digits it has is: 11
- The sum of 12739387728's digits is 57
- More coming soon!
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The information we have on file for 12739387728 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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