Q: What are the prime factors of the number 119,232?

 A: 2, 3, 23

Why are those the prime factors of the number 119,232?

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 119,232

119,232
Factor Arrows
259,616
Factor Arrows
229,808
Factor Arrows
214,904
Factor Arrows
27,452
Factor Arrows
23,726
Factor Arrows
21,863
Factor Arrows
3621
Factor Arrows
3207
Factor Arrows
369
Factor Arrows
323

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, 23

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 3 x 3 x 3 x 23 = 119,232

This can also be written as 26 x 34 x 231 = 119,232

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


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