Q: What are the prime factors of the number 478,526,624?

 A: 2, 37, 404161

Why are those the prime factors of the number 478,526,624?

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 478,526,624

478,526,624
Factor Arrows
2239,263,312
Factor Arrows
2119,631,656
Factor Arrows
259,815,828
Factor Arrows
229,907,914
Factor Arrows
214,953,957
Factor Arrows
37404,161

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, 37, 404161

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 37 x 404,161 = 478,526,624

This can also be written as 25 x 371 x 404,1611 = 478,526,624

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


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