Q: What are the prime factors of the number 166,929,939?

 A: 3, 11, 59, 28579

Why are those the prime factors of the number 166,929,939?

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 166,929,939

166,929,939
Factor Arrows
355,643,313
Factor Arrows
318,547,771
Factor Arrows
111,686,161
Factor Arrows
5928,579

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, 11, 59, 28579

We can check our work by multiplying all of the prime factors together: 3 x 3 x 11 x 59 x 28,579 = 166,929,939

This can also be written as 32 x 111 x 591 x 28,5791 = 166,929,939

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


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