Q: What are the prime factors of the number 13,266,609?

 A: 3, 37, 107, 1117

Why are those the prime factors of the number 13,266,609?

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 13,266,609

13,266,609
Factor Arrows
34,422,203
Factor Arrows
37119,519
Factor Arrows
1071,117

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:

3, 37, 107, 1117

We can check our work by multiplying all of the prime factors together: 3 x 37 x 107 x 1,117 = 13,266,609

This can also be written as 31 x 371 x 1071 x 1,1171 = 13,266,609

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


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