Q: What are the prime factors of the number 28,352?

 A: 2, 443

Why are those the prime factors of the number 28,352?

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 28,352

28,352
Factor Arrows
214,176
Factor Arrows
27,088
Factor Arrows
23,544
Factor Arrows
21,772
Factor Arrows
2886
Factor Arrows
2443

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, 443

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 443 = 28,352

This can also be written as 26 x 4431 = 28,352

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


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