Q: What are the prime factors of the number 813,336?

 A: 2, 3, 33889

Why are those the prime factors of the number 813,336?

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 813,336

813,336
Factor Arrows
2406,668
Factor Arrows
2203,334
Factor Arrows
2101,667
Factor Arrows
333,889

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, 33889

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 33,889 = 813,336

This can also be written as 23 x 31 x 33,8891 = 813,336

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


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