Q: What are the prime factors of the number 494,091?

 A: 3, 13, 41, 103

Why are those the prime factors of the number 494,091?

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 494,091

494,091
Factor Arrows
3164,697
Factor Arrows
354,899
Factor Arrows
134,223
Factor Arrows
41103

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, 13, 41, 103

We can check our work by multiplying all of the prime factors together: 3 x 3 x 13 x 41 x 103 = 494,091

This can also be written as 32 x 131 x 411 x 1031 = 494,091

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


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