Q: What are the prime factors of the number 372,528?

 A: 2, 3, 13, 199

Why are those the prime factors of the number 372,528?

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 372,528

372,528
Factor Arrows
2186,264
Factor Arrows
293,132
Factor Arrows
246,566
Factor Arrows
223,283
Factor Arrows
37,761
Factor Arrows
32,587
Factor Arrows
13199

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, 13, 199

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 3 x 13 x 199 = 372,528

This can also be written as 24 x 32 x 131 x 1991 = 372,528

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 372,528:


Ask a Question