Q: What are the prime factors of the number 16,300,449?

 A: 3, 11, 229, 719

Why are those the prime factors of the number 16,300,449?

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 16,300,449

16,300,449
Factor Arrows
35,433,483
Factor Arrows
31,811,161
Factor Arrows
11164,651
Factor Arrows
229719

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, 11, 229, 719

We can check our work by multiplying all of the prime factors together: 3 x 3 x 11 x 229 x 719 = 16,300,449

This can also be written as 32 x 111 x 2291 x 7191 = 16,300,449

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


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