Q: What are the prime factors of the number 693,125?

 A: 5, 1109

Why are those the prime factors of the number 693,125?

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 693,125

693,125
Factor Arrows
5138,625
Factor Arrows
527,725
Factor Arrows
55,545
Factor Arrows
51,109

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:

5, 1109

We can check our work by multiplying all of the prime factors together: 5 x 5 x 5 x 5 x 1,109 = 693,125

This can also be written as 54 x 1,1091 = 693,125

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 693,125:


Ask a Question