Q: What are the prime factors of the number 13,217,314?

 A: 2, 11, 54617

Why are those the prime factors of the number 13,217,314?

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 13,217,314

13,217,314
Factor Arrows
26,608,657
Factor Arrows
11600,787
Factor Arrows
1154,617

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, 54617

We can check our work by multiplying all of the prime factors together: 2 x 11 x 11 x 54,617 = 13,217,314

This can also be written as 21 x 112 x 54,6171 = 13,217,314

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


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