Q: What are the prime factors of the number 17,904,939?

 A: 3, 13, 97, 4733

Why are those the prime factors of the number 17,904,939?

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 17,904,939

17,904,939
Factor Arrows
35,968,313
Factor Arrows
13459,101
Factor Arrows
974,733

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, 13, 97, 4733

We can check our work by multiplying all of the prime factors together: 3 x 13 x 97 x 4,733 = 17,904,939

This can also be written as 31 x 131 x 971 x 4,7331 = 17,904,939

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


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