Q: What are the prime factors of the number 13,313,304?

 A: 2, 3, 179, 1033

Why are those the prime factors of the number 13,313,304?

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 13,313,304

13,313,304
Factor Arrows
26,656,652
Factor Arrows
23,328,326
Factor Arrows
21,664,163
Factor Arrows
3554,721
Factor Arrows
3184,907
Factor Arrows
1791,033

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, 179, 1033

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 179 x 1,033 = 13,313,304

This can also be written as 23 x 32 x 1791 x 1,0331 = 13,313,304

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


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