Q: What are the prime factors of the number 12,040,119?

 A: 3, 7, 13, 61, 241

Why are those the prime factors of the number 12,040,119?

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 12,040,119

12,040,119
Factor Arrows
34,013,373
Factor Arrows
31,337,791
Factor Arrows
7191,113
Factor Arrows
1314,701
Factor Arrows
61241

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, 7, 13, 61, 241

We can check our work by multiplying all of the prime factors together: 3 x 3 x 7 x 13 x 61 x 241 = 12,040,119

This can also be written as 32 x 71 x 131 x 611 x 2411 = 12,040,119

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


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