Q: What are the prime factors of the number 66,526,536?

 A: 2, 3, 277, 10007

Why are those the prime factors of the number 66,526,536?

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 66,526,536

66,526,536
Factor Arrows
233,263,268
Factor Arrows
216,631,634
Factor Arrows
28,315,817
Factor Arrows
32,771,939
Factor Arrows
27710,007

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, 277, 10007

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 277 x 10,007 = 66,526,536

This can also be written as 23 x 31 x 2771 x 10,0071 = 66,526,536

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


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