Q: What are the prime factors of the number 672,429?

 A: 3, 19, 47, 251

Why are those the prime factors of the number 672,429?

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 672,429

672,429
Factor Arrows
3224,143
Factor Arrows
1911,797
Factor Arrows
47251

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:

3, 19, 47, 251

We can check our work by multiplying all of the prime factors together: 3 x 19 x 47 x 251 = 672,429

This can also be written as 31 x 191 x 471 x 2511 = 672,429

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 672,429:


Ask a Question