Q: What are the prime factors of the number 12,211,441?

 A: 11, 43, 2347

Why are those the prime factors of the number 12,211,441?

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 12,211,441

12,211,441
Factor Arrows
111,110,131
Factor Arrows
11100,921
Factor Arrows
432,347

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:

11, 43, 2347

We can check our work by multiplying all of the prime factors together: 11 x 11 x 43 x 2,347 = 12,211,441

This can also be written as 112 x 431 x 2,3471 = 12,211,441

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


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