Q: What are the prime factors of the number 25,072,659?

 A: 3, 309539

Why are those the prime factors of the number 25,072,659?

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 25,072,659

25,072,659
Factor Arrows
38,357,553
Factor Arrows
32,785,851
Factor Arrows
3928,617
Factor Arrows
3309,539

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, 309539

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 309,539 = 25,072,659

This can also be written as 34 x 309,5391 = 25,072,659

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


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