Q: What are the prime factors of the number 1,288,096?

 A: 2, 40253

Why are those the prime factors of the number 1,288,096?

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 1,288,096

1,288,096
Factor Arrows
2644,048
Factor Arrows
2322,024
Factor Arrows
2161,012
Factor Arrows
280,506
Factor Arrows
240,253

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, 40253

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 40,253 = 1,288,096

This can also be written as 25 x 40,2531 = 1,288,096

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


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