Q: What are the prime factors of the number 323,204?

 A: 2, 7, 17, 97

Why are those the prime factors of the number 323,204?

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 323,204

323,204
Factor Arrows
2161,602
Factor Arrows
280,801
Factor Arrows
711,543
Factor Arrows
71,649
Factor Arrows
1797

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, 7, 17, 97

We can check our work by multiplying all of the prime factors together: 2 x 2 x 7 x 7 x 17 x 97 = 323,204

This can also be written as 22 x 72 x 171 x 971 = 323,204

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


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