Q: What are the prime factors of the number 767,942?

 A: 2, 7, 19, 2887

Why are those the prime factors of the number 767,942?

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 767,942

767,942
Factor Arrows
2383,971
Factor Arrows
754,853
Factor Arrows
192,887

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, 7, 19, 2887

We can check our work by multiplying all of the prime factors together: 2 x 7 x 19 x 2,887 = 767,942

This can also be written as 21 x 71 x 191 x 2,8871 = 767,942

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


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