Q: What are the prime factors of the number 478,151,312?

 A: 2, 29884457

Why are those the prime factors of the number 478,151,312?

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 478,151,312

478,151,312
Factor Arrows
2239,075,656
Factor Arrows
2119,537,828
Factor Arrows
259,768,914
Factor Arrows
229,884,457

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, 29884457

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 29,884,457 = 478,151,312

This can also be written as 24 x 29,884,4571 = 478,151,312

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


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