Skip to main content
It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.

MAT0018 Additional resources - Oliver: Factor Tree for Prime Factorization

Additional resources that may prove useful to MAT0018 Developmental I math students

Prime factoring

  • Factor Tree (to find the prime factorization of a number)


  • Notice that it doesn't matter how you start factoring, you will always end up with the same set of prime factors.

         Here's how you would write it ... 2 x 2 x 3 x 3

  • Here's another example:

             2 x 2 x 2 x 2 x 3 x 3 x 3

Polk State College is committed to equal access/equal opportunity in its programs, activities, and employment. For additional information, visit