Q: What are the prime factors of the number 274,944?

 A: 2, 3, 179

Why are those the prime factors of the number 274,944?

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 274,944

274,944
Factor Arrows
2137,472
Factor Arrows
268,736
Factor Arrows
234,368
Factor Arrows
217,184
Factor Arrows
28,592
Factor Arrows
24,296
Factor Arrows
22,148
Factor Arrows
21,074
Factor Arrows
2537
Factor Arrows
3179

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, 179

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 179 = 274,944

This can also be written as 29 x 31 x 1791 = 274,944

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


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