Q: What are the prime factors of the number 18,435,702?

 A: 2, 3, 191, 16087

Why are those the prime factors of the number 18,435,702?

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 18,435,702

18,435,702
Factor Arrows
29,217,851
Factor Arrows
33,072,617
Factor Arrows
19116,087

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, 191, 16087

We can check our work by multiplying all of the prime factors together: 2 x 3 x 191 x 16,087 = 18,435,702

This can also be written as 21 x 31 x 1911 x 16,0871 = 18,435,702

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


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