Q: What are the prime factors of the number 27,837,872?

 A: 2, 1739867

Why are those the prime factors of the number 27,837,872?

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 27,837,872

27,837,872
Factor Arrows
213,918,936
Factor Arrows
26,959,468
Factor Arrows
23,479,734
Factor Arrows
21,739,867

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:

2, 1739867

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 1,739,867 = 27,837,872

This can also be written as 24 x 1,739,8671 = 27,837,872

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


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