Q: What are the prime factors of the number 327,306,656?

 A: 2, 263, 38891

Why are those the prime factors of the number 327,306,656?

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 327,306,656

327,306,656
Factor Arrows
2163,653,328
Factor Arrows
281,826,664
Factor Arrows
240,913,332
Factor Arrows
220,456,666
Factor Arrows
210,228,333
Factor Arrows
26338,891

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, 263, 38891

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 263 x 38,891 = 327,306,656

This can also be written as 25 x 2631 x 38,8911 = 327,306,656

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


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