Q: What are the prime factors of the number 315,326?

 A: 2, 11, 1303

Why are those the prime factors of the number 315,326?

Prime factors are the prime numbers that can be multipled together to equal the original number. You find the factors by dividing by prime numbers. It is best shown by creating a Factor Tree.

Factor Tree for the number 315,326

315,326
Factor Arrows
2157,663
Factor Arrows
1114,333
Factor Arrows
111,303

The numbers in bold above are the prime factors. If there are multiples, you only count them one time. This leads us to our prime factors of:

2, 11, 1303

We can check our work by multiplying all of the prime factors together: 2 x 11 x 11 x 1,303 = 315,326

This can also be written as 21 x 112 x 1,3031 = 315,326

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


More Examples

Here are some more numbers to try:

Try the factor calculator

Explore more about the number 315,326:


Ask a Question