Q: What are the prime factors of the number 13,331,208?

 A: 2, 3, 11, 50497

Why are those the prime factors of the number 13,331,208?

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 13,331,208

13,331,208
Factor Arrows
26,665,604
Factor Arrows
23,332,802
Factor Arrows
21,666,401
Factor Arrows
3555,467
Factor Arrows
1150,497

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:

2, 3, 11, 50497

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 11 x 50,497 = 13,331,208

This can also be written as 23 x 31 x 111 x 50,4971 = 13,331,208

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


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