Q: What are the prime factors of the number 392,004?

 A: 2, 3, 10889

Why are those the prime factors of the number 392,004?

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 392,004

392,004
Factor Arrows
2196,002
Factor Arrows
298,001
Factor Arrows
332,667
Factor Arrows
310,889

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, 10889

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 10,889 = 392,004

This can also be written as 22 x 32 x 10,8891 = 392,004

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


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