Q: What are the prime factors of the number 660,327,344?

 A: 2, 67, 163, 3779

Why are those the prime factors of the number 660,327,344?

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 660,327,344

660,327,344
Factor Arrows
2330,163,672
Factor Arrows
2165,081,836
Factor Arrows
282,540,918
Factor Arrows
241,270,459
Factor Arrows
67615,977
Factor Arrows
1633,779

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, 67, 163, 3779

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 67 x 163 x 3,779 = 660,327,344

This can also be written as 24 x 671 x 1631 x 3,7791 = 660,327,344

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


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