Q: What are the prime factors of the number 126,206,577?

 A: 3, 7, 2003279

Why are those the prime factors of the number 126,206,577?

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 126,206,577

126,206,577
Factor Arrows
342,068,859
Factor Arrows
314,022,953
Factor Arrows
72,003,279

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:

3, 7, 2003279

We can check our work by multiplying all of the prime factors together: 3 x 3 x 7 x 2,003,279 = 126,206,577

This can also be written as 32 x 71 x 2,003,2791 = 126,206,577

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


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