Q: What are the prime factors of the number 8,426,511?

 A: 3, 3853

Why are those the prime factors of the number 8,426,511?

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 8,426,511

8,426,511
Factor Arrows
32,808,837
Factor Arrows
3936,279
Factor Arrows
3312,093
Factor Arrows
3104,031
Factor Arrows
334,677
Factor Arrows
311,559
Factor Arrows
33,853

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:

3, 3853

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 3 x 3 x 3 x 3,853 = 8,426,511

This can also be written as 37 x 3,8531 = 8,426,511

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


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