Q: What are the prime factors of the number 576,144?

 A: 2, 3, 4001

Why are those the prime factors of the number 576,144?

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 576,144

576,144
Factor Arrows
2288,072
Factor Arrows
2144,036
Factor Arrows
272,018
Factor Arrows
236,009
Factor Arrows
312,003
Factor Arrows
34,001

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, 3, 4001

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 3 x 4,001 = 576,144

This can also be written as 24 x 32 x 4,0011 = 576,144

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


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