138472909442
138,472,909,442 is an even composite number composed of five prime numbers multiplied together.
138472909442 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of thirty-two divisors.
Prime factorization of 138472909442:
2 × 7 × 37 × 509 × 525191
See below for interesting mathematical facts about the number 138472909442 from the Numbermatics database.
Names of 138472909442
- Cardinal: 138472909442 can be written as One hundred thirty-eight billion, four hundred seventy-two million, nine hundred nine thousand, four hundred forty-two.
Scientific notation
- Scientific notation: 1.38472909442 × 1011
Factors of 138472909442
Divisors of 138472909442
- Number of divisors d(n): 32
- Complete list of divisors:
- Sum of all divisors σ(n): 244277303040
- Sum of proper divisors (its aliquot sum) s(n): 105804393598
- 138472909442 is a deficient number, because the sum of its proper divisors (105804393598) is less than itself. Its deficiency is 32668515844
Bases of 138472909442
- Binary: 100000001111011010000011101010100000102
- Hexadecimal: 0x203DA0EA82
- Base-36: 1RM370QQ
Squares and roots of 138472909442
- 138472909442 squared (1384729094422) is 19174746649332332751364
- 138472909442 cubed (1384729094423) is 2655182956346289042842237873978888
-
The
square root of 138472909442 is 372119.4827498287 -
The
cube root of 138472909442 is 5173.5454935619
Scales and comparisons
How big is 138472909442?- 138,472,909,442 seconds is equal to 4,403 years, 3 days, 17 hours, 4 minutes, 2 seconds.
-
To count from 1 to 138,472,909,442 would take you about eight thousand, eight hundred 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 138472909442 cubic inches would be around 431.1 feet tall.
Recreational maths with 138472909442
- 138472909442 backwards is 244909274831
- The number of decimal digits it has is: 12
- The sum of 138472909442's digits is 53
- More coming soon!
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The information we have on file for 138472909442 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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