Q: What are the prime factors of the number 2,340,042?

 A: 2, 3, 67, 5821

Why are those the prime factors of the number 2,340,042?

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 2,340,042

2,340,042
Factor Arrows
21,170,021
Factor Arrows
3390,007
Factor Arrows
675,821

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, 67, 5821

We can check our work by multiplying all of the prime factors together: 2 x 3 x 67 x 5,821 = 2,340,042

This can also be written as 21 x 31 x 671 x 5,8211 = 2,340,042

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


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