Q: What are the prime factors of the number 223,856?

 A: 2, 17, 823

Why are those the prime factors of the number 223,856?

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 223,856

223,856
Factor Arrows
2111,928
Factor Arrows
255,964
Factor Arrows
227,982
Factor Arrows
213,991
Factor Arrows
17823

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, 17, 823

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 17 x 823 = 223,856

This can also be written as 24 x 171 x 8231 = 223,856

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


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