Q: What are the prime factors of the number 47,160?

 A: 2, 3, 5, 131

Why are those the prime factors of the number 47,160?

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 47,160

47,160
Factor Arrows
223,580
Factor Arrows
211,790
Factor Arrows
25,895
Factor Arrows
31,965
Factor Arrows
3655
Factor Arrows
5131

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, 3, 5, 131

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 5 x 131 = 47,160

This can also be written as 23 x 32 x 51 x 1311 = 47,160

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 47,160:


Ask a Question