Q: What are the prime factors of the number 222,048?

 A: 2, 3, 257

Why are those the prime factors of the number 222,048?

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 222,048

222,048
Factor Arrows
2111,024
Factor Arrows
255,512
Factor Arrows
227,756
Factor Arrows
213,878
Factor Arrows
26,939
Factor Arrows
32,313
Factor Arrows
3771
Factor Arrows
3257

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, 257

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 3 x 3 x 257 = 222,048

This can also be written as 25 x 33 x 2571 = 222,048

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


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