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:
1 13187
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
Hexadecimal: 0x3383
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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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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