Q: What are the prime factors of the number 622,776?

 A: 2, 3, 7, 11, 337

Why are those the prime factors of the number 622,776?

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 622,776

622,776
Factor Arrows
2311,388
Factor Arrows
2155,694
Factor Arrows
277,847
Factor Arrows
325,949
Factor Arrows
73,707
Factor Arrows
11337

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, 7, 11, 337

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 7 x 11 x 337 = 622,776

This can also be written as 23 x 31 x 71 x 111 x 3371 = 622,776

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


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