Q: What are the prime factors of the number 824,328?

 A: 2, 3, 107

Why are those the prime factors of the number 824,328?

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 824,328

824,328
Factor Arrows
2412,164
Factor Arrows
2206,082
Factor Arrows
2103,041
Factor Arrows
334,347
Factor Arrows
311,449
Factor Arrows
107107

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, 107

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 107 x 107 = 824,328

This can also be written as 23 x 32 x 1072 = 824,328

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


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