Q: What are the prime factors of the number 18,301,794?

 A: 2, 3, 7, 8893

Why are those the prime factors of the number 18,301,794?

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 18,301,794

18,301,794
Factor Arrows
29,150,897
Factor Arrows
33,050,299
Factor Arrows
7435,757
Factor Arrows
762,251
Factor Arrows
78,893

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, 7, 8893

We can check our work by multiplying all of the prime factors together: 2 x 3 x 7 x 7 x 7 x 8,893 = 18,301,794

This can also be written as 21 x 31 x 73 x 8,8931 = 18,301,794

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


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