Q: What are the prime factors of the number 25,517,061?

 A: 3, 31, 91459

Why are those the prime factors of the number 25,517,061?

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 25,517,061

25,517,061
Factor Arrows
38,505,687
Factor Arrows
32,835,229
Factor Arrows
3191,459

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, 31, 91459

We can check our work by multiplying all of the prime factors together: 3 x 3 x 31 x 91,459 = 25,517,061

This can also be written as 32 x 311 x 91,4591 = 25,517,061

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


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