Q: What are the prime factors of the number 664,110,608?

 A: 2, 7, 59, 100501

Why are those the prime factors of the number 664,110,608?

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 664,110,608

664,110,608
Factor Arrows
2332,055,304
Factor Arrows
2166,027,652
Factor Arrows
283,013,826
Factor Arrows
241,506,913
Factor Arrows
75,929,559
Factor Arrows
59100,501

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, 7, 59, 100501

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 7 x 59 x 100,501 = 664,110,608

This can also be written as 24 x 71 x 591 x 100,5011 = 664,110,608

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


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