Q: What are the prime factors of the number 28,465,425?

 A: 3, 5, 14057

Why are those the prime factors of the number 28,465,425?

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 28,465,425

28,465,425
Factor Arrows
39,488,475
Factor Arrows
33,162,825
Factor Arrows
31,054,275
Factor Arrows
3351,425
Factor Arrows
570,285
Factor Arrows
514,057

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, 14057

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 5 x 5 x 14,057 = 28,465,425

This can also be written as 34 x 52 x 14,0571 = 28,465,425

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 28,465,425:


Ask a Question