Q: What are the prime factors of the number 174,555?

 A: 3, 5, 431

Why are those the prime factors of the number 174,555?

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 174,555

174,555
Factor Arrows
358,185
Factor Arrows
319,395
Factor Arrows
36,465
Factor Arrows
32,155
Factor Arrows
5431

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:

3, 5, 431

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 5 x 431 = 174,555

This can also be written as 34 x 51 x 4311 = 174,555

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


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