Q: What are the prime factors of the number 726,112?

 A: 2, 22691

Why are those the prime factors of the number 726,112?

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 726,112

726,112
Factor Arrows
2363,056
Factor Arrows
2181,528
Factor Arrows
290,764
Factor Arrows
245,382
Factor Arrows
222,691

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, 22691

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 22,691 = 726,112

This can also be written as 25 x 22,6911 = 726,112

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


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