13438390730
13,438,390,730 is an even composite number composed of five prime numbers multiplied together.
13438390730 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 13438390730:
2 × 5 × 139 × 1123 × 8609
See below for interesting mathematical facts about the number 13438390730 from the Numbermatics database.
Names of 13438390730
- Cardinal: 13438390730 can be written as Thirteen billion, four hundred thirty-eight million, three hundred ninety thousand, seven hundred thirty.
Scientific notation
- Scientific notation: 1.343839073 × 1010
Factors of 13438390730
Divisors of 13438390730
- Number of divisors d(n): 32
- Complete list of divisors:
- Sum of all divisors σ(n): 24387652800
- Sum of proper divisors (its aliquot sum) s(n): 10949262070
- 13438390730 is a deficient number, because the sum of its proper divisors (10949262070) is less than itself. Its deficiency is 2489128660
Bases of 13438390730
- Binary: 11001000001111110110010001110010102
- Hexadecimal: 0x320FD91CA
- Base-36: 668VCNE
Squares and roots of 13438390730
- 13438390730 squared (134383907302) is 180590345412149932900
- 13438390730 cubed (134383907303) is 2426843623714133687653482017000
-
The
square root of 13438390730 is 115924.0731254729 -
The
cube root of 13438390730 is 2377.4738827215
Scales and comparisons
How big is 13438390730?- 13,438,390,730 seconds is equal to 427 years, 15 weeks, 3 days, 22 hours, 18 minutes, 50 seconds.
-
To count from 1 to 13,438,390,730 would take you about eight hundred fifty-four 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 13438390730 cubic inches would be around 198.1 feet tall.
Recreational maths with 13438390730
- 13438390730 backwards is 03709383431
- The number of decimal digits it has is: 11
- The sum of 13438390730's digits is 41
- More coming soon!
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The information we have on file for 13438390730 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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