Q: What are the prime factors of the number 657,675,330?

 A: 2, 3, 5, 13, 129719

Why are those the prime factors of the number 657,675,330?

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 657,675,330

657,675,330
Factor Arrows
2328,837,665
Factor Arrows
3109,612,555
Factor Arrows
521,922,511
Factor Arrows
131,686,347
Factor Arrows
13129,719

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, 13, 129719

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 13 x 13 x 129,719 = 657,675,330

This can also be written as 21 x 31 x 51 x 132 x 129,7191 = 657,675,330

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 657,675,330:


Ask a Question