Q: What are the prime factors of the number 332,634,640?

 A: 2, 5, 13, 29, 41, 269

Why are those the prime factors of the number 332,634,640?

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 332,634,640

332,634,640
Factor Arrows
2166,317,320
Factor Arrows
283,158,660
Factor Arrows
241,579,330
Factor Arrows
220,789,665
Factor Arrows
54,157,933
Factor Arrows
13319,841
Factor Arrows
2911,029
Factor Arrows
41269

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, 5, 13, 29, 41, 269

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 5 x 13 x 29 x 41 x 269 = 332,634,640

This can also be written as 24 x 51 x 131 x 291 x 411 x 2691 = 332,634,640

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


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