Q: What are the prime factors of the number 126,331,113?

 A: 3, 67, 277, 2269

Why are those the prime factors of the number 126,331,113?

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 126,331,113

126,331,113
Factor Arrows
342,110,371
Factor Arrows
67628,513
Factor Arrows
2772,269

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, 67, 277, 2269

We can check our work by multiplying all of the prime factors together: 3 x 67 x 277 x 2,269 = 126,331,113

This can also be written as 31 x 671 x 2771 x 2,2691 = 126,331,113

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


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