Q: What are the prime factors of the number 126,016?

 A: 2, 11, 179

Why are those the prime factors of the number 126,016?

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 126,016

126,016
Factor Arrows
263,008
Factor Arrows
231,504
Factor Arrows
215,752
Factor Arrows
27,876
Factor Arrows
23,938
Factor Arrows
21,969
Factor Arrows
11179

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, 11, 179

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 11 x 179 = 126,016

This can also be written as 26 x 111 x 1791 = 126,016

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


More Examples

Here are some more numbers to try:

Try the factor calculator

Explore more about the number 126,016:


Ask a Question