Q: What are the prime factors of the number 718,302,057?

 A: 3, 11, 43, 53, 9551

Why are those the prime factors of the number 718,302,057?

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 718,302,057

718,302,057
Factor Arrows
3239,434,019
Factor Arrows
1121,766,729
Factor Arrows
43506,203
Factor Arrows
539,551

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, 11, 43, 53, 9551

We can check our work by multiplying all of the prime factors together: 3 x 11 x 43 x 53 x 9,551 = 718,302,057

This can also be written as 31 x 111 x 431 x 531 x 9,5511 = 718,302,057

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


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