Q: What are the prime factors of the number 508,416?

 A: 2, 3, 331

Why are those the prime factors of the number 508,416?

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 508,416

508,416
Factor Arrows
2254,208
Factor Arrows
2127,104
Factor Arrows
263,552
Factor Arrows
231,776
Factor Arrows
215,888
Factor Arrows
27,944
Factor Arrows
23,972
Factor Arrows
21,986
Factor Arrows
2993
Factor Arrows
3331

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, 331

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 331 = 508,416

This can also be written as 29 x 31 x 3311 = 508,416

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 508,416:


Ask a Question