Q: What are the prime factors of the number 392,328?

 A: 2, 3, 5449

Why are those the prime factors of the number 392,328?

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 392,328

392,328
Factor Arrows
2196,164
Factor Arrows
298,082
Factor Arrows
249,041
Factor Arrows
316,347
Factor Arrows
35,449

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, 5449

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 5,449 = 392,328

This can also be written as 23 x 32 x 5,4491 = 392,328

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 392,328:


Ask a Question