Q: What are the prime factors of the number 745,702,576?

 A: 2, 19, 877, 2797

Why are those the prime factors of the number 745,702,576?

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 745,702,576

745,702,576
Factor Arrows
2372,851,288
Factor Arrows
2186,425,644
Factor Arrows
293,212,822
Factor Arrows
246,606,411
Factor Arrows
192,452,969
Factor Arrows
8772,797

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, 19, 877, 2797

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 19 x 877 x 2,797 = 745,702,576

This can also be written as 24 x 191 x 8771 x 2,7971 = 745,702,576

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


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