7428936138
7,428,936,138 is an even composite number composed of five prime numbers multiplied together.
7428936138 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.
Prime factorization of 7428936138:
2 × 3 × 132 × 1327 × 5521
(2 × 3 × 13 × 13 × 1327 × 5521)See below for interesting mathematical facts about the number 7428936138 from the Numbermatics database.
Names of 7428936138
- Cardinal: 7428936138 can be written as Seven billion, four hundred twenty-eight million, nine hundred thirty-six thousand, one hundred thirty-eight.
Scientific notation
- Scientific notation: 7.428936138 × 109
Factors of 7428936138
Divisors of 7428936138
- Number of divisors d(n): 48
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Complete list of divisors:
1 2 3 6 13 26 39 78 169 338 507 1014 1327 2654 3981 5521 7962 11042 16563 17251 33126 34502 51753 71773 103506 143546 215319 224263 430638 448526 672789 933049 1345578 1866098 2799147 5598294 7326367 14652734 21979101 43958202 95242771 190485542 285728313 571456626 1238156023 2476312046 3714468069 7428936138
- Sum of all divisors σ(n): 16103742336
- Sum of proper divisors (its aliquot sum) s(n): 8674806198
- 7428936138 is an abundant number, because the sum of its proper divisors (8674806198) is greater than itself. Its abundance is 1245870060
Bases of 7428936138
- Binary: 1101110101100110010010001110010102
- Hexadecimal: 0x1BACC91CA
- Base-36: 3EUZVT6
Squares and roots of 7428936138
- 7428936138 squared (74289361382) is 55189092142482355044
- 7428936138 cubed (74289361383) is 409996241040699012413718180072
-
The
square root of 7428936138 is 86191.2764611361 -
The
cube root of 7428936138 is 1951.2318438843
Scales and comparisons
How big is 7428936138?- 7,428,936,138 seconds is equal to 236 years, 11 weeks, 2 days, 1 hour, 22 minutes, 18 seconds.
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To count from 1 to 7,428,936,138 would take you about four hundred seventy-two 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 7428936138 cubic inches would be around 162.6 feet tall.
Recreational maths with 7428936138
- 7428936138 backwards is 8316398247
- The number of decimal digits it has is: 10
- The sum of 7428936138's digits is 51
- More coming soon!
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The information we have on file for 7428936138 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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