Q: What are the prime factors of the number 204,192?

 A: 2, 3, 709

Why are those the prime factors of the number 204,192?

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 204,192

204,192
Factor Arrows
2102,096
Factor Arrows
251,048
Factor Arrows
225,524
Factor Arrows
212,762
Factor Arrows
26,381
Factor Arrows
32,127
Factor Arrows
3709

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, 709

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 3 x 709 = 204,192

This can also be written as 25 x 32 x 7091 = 204,192

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


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