Q: What are the prime factors of the number 277,266,784?

 A: 2, 331, 26177

Why are those the prime factors of the number 277,266,784?

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 277,266,784

277,266,784
Factor Arrows
2138,633,392
Factor Arrows
269,316,696
Factor Arrows
234,658,348
Factor Arrows
217,329,174
Factor Arrows
28,664,587
Factor Arrows
33126,177

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, 331, 26177

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 331 x 26,177 = 277,266,784

This can also be written as 25 x 3311 x 26,1771 = 277,266,784

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


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