Q: What are the prime factors of the number 102,288?

 A: 2, 3, 2131

Why are those the prime factors of the number 102,288?

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 102,288

102,288
Factor Arrows
251,144
Factor Arrows
225,572
Factor Arrows
212,786
Factor Arrows
26,393
Factor Arrows
32,131

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, 2131

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 2,131 = 102,288

This can also be written as 24 x 31 x 2,1311 = 102,288

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


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