Q: What are the prime factors of the number 13,277,229?

 A: 3, 7, 563, 1123

Why are those the prime factors of the number 13,277,229?

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 13,277,229

13,277,229
Factor Arrows
34,425,743
Factor Arrows
7632,249
Factor Arrows
5631,123

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, 7, 563, 1123

We can check our work by multiplying all of the prime factors together: 3 x 7 x 563 x 1,123 = 13,277,229

This can also be written as 31 x 71 x 5631 x 1,1231 = 13,277,229

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


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