Q: What are the prime factors of the number 126,068,064?

 A: 2, 3, 241, 5449

Why are those the prime factors of the number 126,068,064?

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 126,068,064

126,068,064
Factor Arrows
263,034,032
Factor Arrows
231,517,016
Factor Arrows
215,758,508
Factor Arrows
27,879,254
Factor Arrows
23,939,627
Factor Arrows
31,313,209
Factor Arrows
2415,449

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, 241, 5449

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 241 x 5,449 = 126,068,064

This can also be written as 25 x 31 x 2411 x 5,4491 = 126,068,064

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


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