Q: What are the prime factors of the number 497,256?

 A: 2, 3, 20719

Why are those the prime factors of the number 497,256?

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 497,256

497,256
Factor Arrows
2248,628
Factor Arrows
2124,314
Factor Arrows
262,157
Factor Arrows
320,719

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, 20719

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 20,719 = 497,256

This can also be written as 23 x 31 x 20,7191 = 497,256

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


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