Q: What are the prime factors of the number 11,741,849?

 A: 7, 17, 79, 1249

Why are those the prime factors of the number 11,741,849?

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 11,741,849

11,741,849
Factor Arrows
71,677,407
Factor Arrows
1798,671
Factor Arrows
791,249

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, 17, 79, 1249

We can check our work by multiplying all of the prime factors together: 7 x 17 x 79 x 1,249 = 11,741,849

This can also be written as 71 x 171 x 791 x 1,2491 = 11,741,849

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


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