Q: What are the prime factors of the number 790,317?

 A: 3, 11, 887

Why are those the prime factors of the number 790,317?

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 790,317

790,317
Factor Arrows
3263,439
Factor Arrows
387,813
Factor Arrows
329,271
Factor Arrows
39,757
Factor Arrows
11887

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, 11, 887

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 11 x 887 = 790,317

This can also be written as 34 x 111 x 8871 = 790,317

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


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