Q: What are the prime factors of the number 26,352,945?

 A: 3, 5, 31, 2099

Why are those the prime factors of the number 26,352,945?

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 26,352,945

26,352,945
Factor Arrows
38,784,315
Factor Arrows
32,928,105
Factor Arrows
3976,035
Factor Arrows
3325,345
Factor Arrows
565,069
Factor Arrows
312,099

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, 5, 31, 2099

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 5 x 31 x 2,099 = 26,352,945

This can also be written as 34 x 51 x 311 x 2,0991 = 26,352,945

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


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