Q: What are the prime factors of the number 25,591,579?

 A: 13, 17, 43, 2693

Why are those the prime factors of the number 25,591,579?

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 25,591,579

25,591,579
Factor Arrows
131,968,583
Factor Arrows
17115,799
Factor Arrows
432,693

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:

13, 17, 43, 2693

We can check our work by multiplying all of the prime factors together: 13 x 17 x 43 x 2,693 = 25,591,579

This can also be written as 131 x 171 x 431 x 2,6931 = 25,591,579

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


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