Q: What are the prime factors of the number 174,660?

 A: 2, 3, 5, 41, 71

Why are those the prime factors of the number 174,660?

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 174,660

174,660
Factor Arrows
287,330
Factor Arrows
243,665
Factor Arrows
314,555
Factor Arrows
52,911
Factor Arrows
4171

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, 5, 41, 71

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 5 x 41 x 71 = 174,660

This can also be written as 22 x 31 x 51 x 411 x 711 = 174,660

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


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