Q: What are the prime factors of the number 25,632,261?

 A: 3, 61, 79, 197

Why are those the prime factors of the number 25,632,261?

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 25,632,261

25,632,261
Factor Arrows
38,544,087
Factor Arrows
32,848,029
Factor Arrows
3949,343
Factor Arrows
6115,563
Factor Arrows
79197

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:

3, 61, 79, 197

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 61 x 79 x 197 = 25,632,261

This can also be written as 33 x 611 x 791 x 1971 = 25,632,261

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


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