Q: What are the prime factors of the number 166,275,708?

 A: 2, 3, 17, 353, 2309

Why are those the prime factors of the number 166,275,708?

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 166,275,708

166,275,708
Factor Arrows
283,137,854
Factor Arrows
241,568,927
Factor Arrows
313,856,309
Factor Arrows
17815,077
Factor Arrows
3532,309

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, 17, 353, 2309

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 17 x 353 x 2,309 = 166,275,708

This can also be written as 22 x 31 x 171 x 3531 x 2,3091 = 166,275,708

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


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