Q: What are the prime factors of the number 166,654,160?

 A: 2, 5, 271, 7687

Why are those the prime factors of the number 166,654,160?

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 166,654,160

166,654,160
Factor Arrows
283,327,080
Factor Arrows
241,663,540
Factor Arrows
220,831,770
Factor Arrows
210,415,885
Factor Arrows
52,083,177
Factor Arrows
2717,687

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, 5, 271, 7687

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 5 x 271 x 7,687 = 166,654,160

This can also be written as 24 x 51 x 2711 x 7,6871 = 166,654,160

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


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