Q: What are the prime factors of the number 8,511,264?

 A: 2, 3, 9851

Why are those the prime factors of the number 8,511,264?

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 8,511,264

8,511,264
Factor Arrows
24,255,632
Factor Arrows
22,127,816
Factor Arrows
21,063,908
Factor Arrows
2531,954
Factor Arrows
2265,977
Factor Arrows
388,659
Factor Arrows
329,553
Factor Arrows
39,851

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, 9851

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 3 x 3 x 9,851 = 8,511,264

This can also be written as 25 x 33 x 9,8511 = 8,511,264

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


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