Q: What are the prime factors of the number 25,712,768?

 A: 2, 200881

Why are those the prime factors of the number 25,712,768?

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 25,712,768

25,712,768
Factor Arrows
212,856,384
Factor Arrows
26,428,192
Factor Arrows
23,214,096
Factor Arrows
21,607,048
Factor Arrows
2803,524
Factor Arrows
2401,762
Factor Arrows
2200,881

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, 200881

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 200,881 = 25,712,768

This can also be written as 27 x 200,8811 = 25,712,768

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


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