Q: What are the prime factors of the number 7,807,456?

 A: 2, 269, 907

Why are those the prime factors of the number 7,807,456?

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 7,807,456

7,807,456
Factor Arrows
23,903,728
Factor Arrows
21,951,864
Factor Arrows
2975,932
Factor Arrows
2487,966
Factor Arrows
2243,983
Factor Arrows
269907

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, 269, 907

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 269 x 907 = 7,807,456

This can also be written as 25 x 2691 x 9071 = 7,807,456

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


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