Q: What are the prime factors of the number 26,112?

 A: 2, 3, 17

Why are those the prime factors of the number 26,112?

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 26,112

26,112
Factor Arrows
213,056
Factor Arrows
26,528
Factor Arrows
23,264
Factor Arrows
21,632
Factor Arrows
2816
Factor Arrows
2408
Factor Arrows
2204
Factor Arrows
2102
Factor Arrows
251
Factor Arrows
317

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, 17

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 2 x 2 x 3 x 17 = 26,112

This can also be written as 29 x 31 x 171 = 26,112

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


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