Q: What are the prime factors of the number 28,788,608?

 A: 2, 224911

Why are those the prime factors of the number 28,788,608?

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 28,788,608

28,788,608
Factor Arrows
214,394,304
Factor Arrows
27,197,152
Factor Arrows
23,598,576
Factor Arrows
21,799,288
Factor Arrows
2899,644
Factor Arrows
2449,822
Factor Arrows
2224,911

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, 224911

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 224,911 = 28,788,608

This can also be written as 27 x 224,9111 = 28,788,608

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


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