Q: What are the prime factors of the number 57,109,161?

 A: 3, 23, 31, 26699

Why are those the prime factors of the number 57,109,161?

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 57,109,161

57,109,161
Factor Arrows
319,036,387
Factor Arrows
23827,669
Factor Arrows
3126,699

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, 23, 31, 26699

We can check our work by multiplying all of the prime factors together: 3 x 23 x 31 x 26,699 = 57,109,161

This can also be written as 31 x 231 x 311 x 26,6991 = 57,109,161

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


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