Q: What are the prime factors of the number 847,792?

 A: 2, 11, 4817

Why are those the prime factors of the number 847,792?

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 847,792

847,792
Factor Arrows
2423,896
Factor Arrows
2211,948
Factor Arrows
2105,974
Factor Arrows
252,987
Factor Arrows
114,817

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, 11, 4817

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 11 x 4,817 = 847,792

This can also be written as 24 x 111 x 4,8171 = 847,792

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


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