Q: What are the prime factors of the number 36,315,513?

 A: 3, 13, 157, 659

Why are those the prime factors of the number 36,315,513?

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 36,315,513

36,315,513
Factor Arrows
312,105,171
Factor Arrows
34,035,057
Factor Arrows
31,345,019
Factor Arrows
13103,463
Factor Arrows
157659

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, 13, 157, 659

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 13 x 157 x 659 = 36,315,513

This can also be written as 33 x 131 x 1571 x 6591 = 36,315,513

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


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