Q: What are the prime factors of the number 631,448?

 A: 2, 17, 4643

Why are those the prime factors of the number 631,448?

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 631,448

631,448
Factor Arrows
2315,724
Factor Arrows
2157,862
Factor Arrows
278,931
Factor Arrows
174,643

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, 17, 4643

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 17 x 4,643 = 631,448

This can also be written as 23 x 171 x 4,6431 = 631,448

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 631,448:


Ask a Question