Q: What are the prime factors of the number 54,774?

 A: 2, 3, 17, 179

Why are those the prime factors of the number 54,774?

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 54,774

54,774
Factor Arrows
227,387
Factor Arrows
39,129
Factor Arrows
33,043
Factor Arrows
17179

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, 17, 179

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 17 x 179 = 54,774

This can also be written as 21 x 32 x 171 x 1791 = 54,774

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


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