Q: What are the prime factors of the number 636,594?

 A: 2, 3, 7, 23, 659

Why are those the prime factors of the number 636,594?

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 636,594

636,594
Factor Arrows
2318,297
Factor Arrows
3106,099
Factor Arrows
715,157
Factor Arrows
23659

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, 23, 659

We can check our work by multiplying all of the prime factors together: 2 x 3 x 7 x 23 x 659 = 636,594

This can also be written as 21 x 31 x 71 x 231 x 6591 = 636,594

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


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