13138538

13,138,538 is an even composite number composed of four prime numbers multiplied together.

What does the number 13138538 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

13138538 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 13138538:

2 × 7 × 19 × 49393

See below for interesting mathematical facts about the number 13138538 from the Numbermatics database.

Names of 13138538

Cardinal: 13138538 can be written as Thirteen million, one hundred thirty-eight thousand, five hundred thirty-eight.

Scientific notation

Scientific notation: 1.3138538 × 10⁷

Factors of 13138538

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 49421

Divisors of 13138538

Number of divisors d(n): 16
Complete list of divisors:
1 2 7 14 19 38 133 266 49393 98786 345751 691502 938467 1876934 6569269 13138538
Sum of all divisors σ(n): 23709120
Sum of proper divisors (its aliquot sum) s(n): 10570582
13138538 is a deficient number, because the sum of its proper divisors (10570582) is less than itself. Its deficiency is 2567956

Bases of 13138538

Binary: 110010000111101001101010₂
Hexadecimal: 0xC87A6A
Base-36: 7TLRE

Squares and roots of 13138538

13138538 squared (13138538²) is 172621180777444
13138538 cubed (13138538³) is 2267989943249317536872
The square root of 13138538 is 3624.7121265003
The cube root of 13138538 is 235.9657735483

Scales and comparisons

How big is 13138538?

13,138,538 seconds is equal to 21 weeks, 5 days, 1 hour, 35 minutes, 38 seconds.
To count from 1 to 13,138,538 would take you about thirty-two weeks!

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 13138538 cubic inches would be around 19.7 feet tall.

Recreational maths with 13138538

13138538 backwards is 83583131
The number of decimal digits it has is: 8
The sum of 13138538's digits is 32
More coming soon!

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The information we have on file for 13138538 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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