Q: What are the prime factors of the number 165,040,254?

 A: 2, 3, 339589

Why are those the prime factors of the number 165,040,254?

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 165,040,254

165,040,254
Factor Arrows
282,520,127
Factor Arrows
327,506,709
Factor Arrows
39,168,903
Factor Arrows
33,056,301
Factor Arrows
31,018,767
Factor Arrows
3339,589

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, 339589

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 3 x 3 x 3 x 339,589 = 165,040,254

This can also be written as 21 x 35 x 339,5891 = 165,040,254

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


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