Q: What are the prime factors of the number 3,296,196?

 A: 2, 3, 19, 61, 79

Why are those the prime factors of the number 3,296,196?

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 3,296,196

3,296,196
Factor Arrows
21,648,098
Factor Arrows
2824,049
Factor Arrows
3274,683
Factor Arrows
391,561
Factor Arrows
194,819
Factor Arrows
6179

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, 19, 61, 79

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 19 x 61 x 79 = 3,296,196

This can also be written as 22 x 32 x 191 x 611 x 791 = 3,296,196

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


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