Q: What are the prime factors of the number 165,666,304?

 A: 2, 323567

Why are those the prime factors of the number 165,666,304?

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 165,666,304

165,666,304
Factor Arrows
282,833,152
Factor Arrows
241,416,576
Factor Arrows
220,708,288
Factor Arrows
210,354,144
Factor Arrows
25,177,072
Factor Arrows
22,588,536
Factor Arrows
21,294,268
Factor Arrows
2647,134
Factor Arrows
2323,567

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, 323567

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 323,567 = 165,666,304

This can also be written as 29 x 323,5671 = 165,666,304

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


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