Q: What are the prime factors of the number 324,615?

 A: 3, 5, 17, 19, 67

Why are those the prime factors of the number 324,615?

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 324,615

324,615
Factor Arrows
3108,205
Factor Arrows
521,641
Factor Arrows
171,273
Factor Arrows
1967

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, 5, 17, 19, 67

We can check our work by multiplying all of the prime factors together: 3 x 5 x 17 x 19 x 67 = 324,615

This can also be written as 31 x 51 x 171 x 191 x 671 = 324,615

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 324,615:


Ask a Question