Q: What are the prime factors of the number 3,398,592?

 A: 2, 3, 31, 571

Why are those the prime factors of the number 3,398,592?

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 3,398,592

3,398,592
Factor Arrows
21,699,296
Factor Arrows
2849,648
Factor Arrows
2424,824
Factor Arrows
2212,412
Factor Arrows
2106,206
Factor Arrows
253,103
Factor Arrows
317,701
Factor Arrows
31571

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, 31, 571

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 3 x 31 x 571 = 3,398,592

This can also be written as 26 x 31 x 311 x 5711 = 3,398,592

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 3,398,592:


Ask a Question