Q: What are the prime factors of the number 166,654,158?

 A: 2, 3, 11, 263, 9601

Why are those the prime factors of the number 166,654,158?

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 166,654,158

166,654,158
Factor Arrows
283,327,079
Factor Arrows
327,775,693
Factor Arrows
112,525,063
Factor Arrows
2639,601

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, 263, 9601

We can check our work by multiplying all of the prime factors together: 2 x 3 x 11 x 263 x 9,601 = 166,654,158

This can also be written as 21 x 31 x 111 x 2631 x 9,6011 = 166,654,158

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


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