# 13187

## 13,187 is a prime number. Like all primes greater than two, it is odd and has no factors apart from itself and one.

What does the number 13187 look like?

As a prime, it is not composed of any other numbers and has no internal structure.

13187 is a prime number. Like all primes (except two), it is an odd number.

## Prime factorization of 13187:

### 13187

See below for interesting mathematical facts about the number 13187 from the Numbermatics database.

### Names of 13187

• Cardinal: 13187 can be written as Thirteen thousand, one hundred eighty-seven.

### Scientific notation

• Scientific notation: 1.3187 × 104

### Factors of 13187

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 13187

### Divisors of 13187

• Number of divisors d(n): 2
• Complete list of divisors:
• Sum of all divisors σ(n): 13188
• Sum of proper divisors (its aliquot sum) s(n): 1
• 13187 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 13186

### Bases of 13187

• Binary: 110011100000112
• Base-36: A6B

### Squares and roots of 13187

• 13187 squared (131872) is 173896969
• 13187 cubed (131873) is 2293179330203
• The square root of 13187 is 114.8346637561
• The cube root of 13187 is 23.6255540495

### Scales and comparisons

How big is 13187?
• 13,187 seconds is equal to 3 hours, 39 minutes, 47 seconds.
• To count from 1 to 13,187 would take you about three hours.

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 13187 cubic inches would be around 2 feet tall.

### Recreational maths with 13187

• 13187 backwards is 78131
• The number of decimal digits it has is: 5
• The sum of 13187's digits is 20
• More coming soon!

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"Number 13187 - Facts about the integer". Numbermatics.com. 2023. Web. 1 June 2023.

APA style:
Numbermatics. (2023). Number 13187 - Facts about the integer. Retrieved 1 June 2023, from https://numbermatics.com/n/13187/

Chicago style:
Numbermatics. 2023. "Number 13187 - Facts about the integer". https://numbermatics.com/n/13187/

The information we have on file for 13187 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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