Q: What are the prime factors of the number 458,928?

 A: 2, 3, 3187

Why are those the prime factors of the number 458,928?

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 458,928

458,928
Factor Arrows
2229,464
Factor Arrows
2114,732
Factor Arrows
257,366
Factor Arrows
228,683
Factor Arrows
39,561
Factor Arrows
33,187

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, 3187

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 3,187 = 458,928

This can also be written as 24 x 32 x 3,1871 = 458,928

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 458,928:


Ask a Question