Q: What are the prime factors of the number 27,787,902?

 A: 2, 3, 83, 55799

Why are those the prime factors of the number 27,787,902?

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 27,787,902

27,787,902
Factor Arrows
213,893,951
Factor Arrows
34,631,317
Factor Arrows
8355,799

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, 3, 83, 55799

We can check our work by multiplying all of the prime factors together: 2 x 3 x 83 x 55,799 = 27,787,902

This can also be written as 21 x 31 x 831 x 55,7991 = 27,787,902

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


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