Q: What are the prime factors of the number 225,774?

 A: 2, 3, 37, 113

Why are those the prime factors of the number 225,774?

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 225,774

225,774
Factor Arrows
2112,887
Factor Arrows
337,629
Factor Arrows
312,543
Factor Arrows
34,181
Factor Arrows
37113

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, 37, 113

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 3 x 37 x 113 = 225,774

This can also be written as 21 x 33 x 371 x 1131 = 225,774

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


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