Q: What are the prime factors of the number 11,211,641?

 A: 7, 32687

Why are those the prime factors of the number 11,211,641?

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 11,211,641

11,211,641
Factor Arrows
71,601,663
Factor Arrows
7228,809
Factor Arrows
732,687

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:

7, 32687

We can check our work by multiplying all of the prime factors together: 7 x 7 x 7 x 32,687 = 11,211,641

This can also be written as 73 x 32,6871 = 11,211,641

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


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