Q: What are the prime factors of the number 274,185?

 A: 3, 5, 677

Why are those the prime factors of the number 274,185?

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 274,185

274,185
Factor Arrows
391,395
Factor Arrows
330,465
Factor Arrows
310,155
Factor Arrows
33,385
Factor Arrows
5677

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, 677

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 5 x 677 = 274,185

This can also be written as 34 x 51 x 6771 = 274,185

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


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