6442138240
6,442,138,240 is an even composite number composed of three prime numbers multiplied together.
6442138240 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of thirty-two divisors.
Prime factorization of 6442138240:
27 × 5 × 10065841
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 10065841)See below for interesting mathematical facts about the number 6442138240 from the Numbermatics database.
Names of 6442138240
- Cardinal: 6442138240 can be written as Six billion, four hundred forty-two million, one hundred thirty-eight thousand, two hundred forty.
Scientific notation
- Scientific notation: 6.44213824 × 109
Factors of 6442138240
Divisors of 6442138240
- Number of divisors d(n): 32
- Complete list of divisors:
- Sum of all divisors σ(n): 15400738260
- Sum of proper divisors (its aliquot sum) s(n): 8958600020
- 6442138240 is an abundant number, because the sum of its proper divisors (8958600020) is greater than itself. Its abundance is 2516461780
Bases of 6442138240
- Binary: 1011111111111101100111010100000002
- Hexadecimal: 0x17FFB3A80
- Base-36: 2YJHDOG
Squares and roots of 6442138240
- 6442138240 squared (64421382402) is 41501145103270297600
- 6442138240 cubed (64421382403) is 267356113873566333225140224000
-
The
square root of 6442138240 is 80262.9319175421 -
The
cube root of 6442138240 is 1860.7013811477
Scales and comparisons
How big is 6442138240?- 6,442,138,240 seconds is equal to 204 years, 43 weeks, 4 days, 18 hours, 50 minutes, 40 seconds.
-
To count from 1 to 6,442,138,240 would take you about four hundred nine 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 6442138240 cubic inches would be around 155.1 feet tall.
Recreational maths with 6442138240
- 6442138240 backwards is 0428312446
- The number of decimal digits it has is: 10
- The sum of 6442138240's digits is 34
- More coming soon!
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The information we have on file for 6442138240 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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