Q: What are the prime factors of the number 310,932?

 A: 2, 3, 2879

Why are those the prime factors of the number 310,932?

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 310,932

310,932
Factor Arrows
2155,466
Factor Arrows
277,733
Factor Arrows
325,911
Factor Arrows
38,637
Factor Arrows
32,879

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, 2879

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 3 x 2,879 = 310,932

This can also be written as 22 x 33 x 2,8791 = 310,932

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


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