Q: What are the prime factors of the number 517,707,426?

 A: 2, 3, 17, 151, 33613

Why are those the prime factors of the number 517,707,426?

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 517,707,426

517,707,426
Factor Arrows
2258,853,713
Factor Arrows
386,284,571
Factor Arrows
175,075,563
Factor Arrows
15133,613

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, 17, 151, 33613

We can check our work by multiplying all of the prime factors together: 2 x 3 x 17 x 151 x 33,613 = 517,707,426

This can also be written as 21 x 31 x 171 x 1511 x 33,6131 = 517,707,426

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


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