Q: What are the prime factors of the number 12,838,314?

 A: 2, 3, 349, 6131

Why are those the prime factors of the number 12,838,314?

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 12,838,314

12,838,314
Factor Arrows
26,419,157
Factor Arrows
32,139,719
Factor Arrows
3496,131

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, 349, 6131

We can check our work by multiplying all of the prime factors together: 2 x 3 x 349 x 6,131 = 12,838,314

This can also be written as 21 x 31 x 3491 x 6,1311 = 12,838,314

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


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