Q: What are the prime factors of the number 225,060?

 A: 2, 3, 5, 11, 31

Why are those the prime factors of the number 225,060?

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 225,060

225,060
Factor Arrows
2112,530
Factor Arrows
256,265
Factor Arrows
318,755
Factor Arrows
53,751
Factor Arrows
11341
Factor Arrows
1131

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, 5, 11, 31

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 5 x 11 x 11 x 31 = 225,060

This can also be written as 22 x 31 x 51 x 112 x 311 = 225,060

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


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