Q: What are the prime factors of the number 337,974?

 A: 2, 3, 7, 13, 619

Why are those the prime factors of the number 337,974?

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 337,974

337,974
Factor Arrows
2168,987
Factor Arrows
356,329
Factor Arrows
78,047
Factor Arrows
13619

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, 7, 13, 619

We can check our work by multiplying all of the prime factors together: 2 x 3 x 7 x 13 x 619 = 337,974

This can also be written as 21 x 31 x 71 x 131 x 6191 = 337,974

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


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