Q: What are the prime factors of the number 726,200,576?

 A: 2, 2836721

Why are those the prime factors of the number 726,200,576?

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 726,200,576

726,200,576
Factor Arrows
2363,100,288
Factor Arrows
2181,550,144
Factor Arrows
290,775,072
Factor Arrows
245,387,536
Factor Arrows
222,693,768
Factor Arrows
211,346,884
Factor Arrows
25,673,442
Factor Arrows
22,836,721

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, 2836721

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 2,836,721 = 726,200,576

This can also be written as 28 x 2,836,7211 = 726,200,576

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


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