Q: What are the prime factors of the number 166,002,672?

 A: 2, 3, 11, 314399

Why are those the prime factors of the number 166,002,672?

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 166,002,672

166,002,672
Factor Arrows
283,001,336
Factor Arrows
241,500,668
Factor Arrows
220,750,334
Factor Arrows
210,375,167
Factor Arrows
33,458,389
Factor Arrows
11314,399

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, 11, 314399

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 11 x 314,399 = 166,002,672

This can also be written as 24 x 31 x 111 x 314,3991 = 166,002,672

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


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