Q: What are the prime factors of the number 231,552?

 A: 2, 3, 67

Why are those the prime factors of the number 231,552?

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 231,552

231,552
Factor Arrows
2115,776
Factor Arrows
257,888
Factor Arrows
228,944
Factor Arrows
214,472
Factor Arrows
27,236
Factor Arrows
23,618
Factor Arrows
21,809
Factor Arrows
3603
Factor Arrows
3201
Factor Arrows
367

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, 67

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 3 x 3 x 67 = 231,552

This can also be written as 27 x 33 x 671 = 231,552

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


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