Q: What are the prime factors of the number 717,213,252?

 A: 2, 3, 7, 557, 15329

Why are those the prime factors of the number 717,213,252?

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 717,213,252

717,213,252
Factor Arrows
2358,606,626
Factor Arrows
2179,303,313
Factor Arrows
359,767,771
Factor Arrows
78,538,253
Factor Arrows
55715,329

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, 557, 15329

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 7 x 557 x 15,329 = 717,213,252

This can also be written as 22 x 31 x 71 x 5571 x 15,3291 = 717,213,252

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


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