Q: What are the prime factors of the number 763,664?

 A: 2, 11, 4339

Why are those the prime factors of the number 763,664?

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 763,664

763,664
Factor Arrows
2381,832
Factor Arrows
2190,916
Factor Arrows
295,458
Factor Arrows
247,729
Factor Arrows
114,339

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, 11, 4339

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 11 x 4,339 = 763,664

This can also be written as 24 x 111 x 4,3391 = 763,664

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


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