Q: What are the prime factors of the number 204,005,164?

 A: 2, 11, 509, 9109

Why are those the prime factors of the number 204,005,164?

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 204,005,164

204,005,164
Factor Arrows
2102,002,582
Factor Arrows
251,001,291
Factor Arrows
114,636,481
Factor Arrows
5099,109

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:

2, 11, 509, 9109

We can check our work by multiplying all of the prime factors together: 2 x 2 x 11 x 509 x 9,109 = 204,005,164

This can also be written as 22 x 111 x 5091 x 9,1091 = 204,005,164

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


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