Q: What are the prime factors of the number 107,157,743?

 A: 7, 11, 97, 14347

Why are those the prime factors of the number 107,157,743?

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 107,157,743

107,157,743
Factor Arrows
715,308,249
Factor Arrows
111,391,659
Factor Arrows
9714,347

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:

7, 11, 97, 14347

We can check our work by multiplying all of the prime factors together: 7 x 11 x 97 x 14,347 = 107,157,743

This can also be written as 71 x 111 x 971 x 14,3471 = 107,157,743

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


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