Q: What are the prime factors of the number 12,608,768?

 A: 2, 49253

Why are those the prime factors of the number 12,608,768?

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 12,608,768

12,608,768
Factor Arrows
26,304,384
Factor Arrows
23,152,192
Factor Arrows
21,576,096
Factor Arrows
2788,048
Factor Arrows
2394,024
Factor Arrows
2197,012
Factor Arrows
298,506
Factor Arrows
249,253

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, 49253

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 49,253 = 12,608,768

This can also be written as 28 x 49,2531 = 12,608,768

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


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