Q: What are the prime factors of the number 4,664,163?

 A: 3, 7, 31729

Why are those the prime factors of the number 4,664,163?

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 4,664,163

4,664,163
Factor Arrows
31,554,721
Factor Arrows
7222,103
Factor Arrows
731,729

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:

3, 7, 31729

We can check our work by multiplying all of the prime factors together: 3 x 7 x 7 x 31,729 = 4,664,163

This can also be written as 31 x 72 x 31,7291 = 4,664,163

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


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