Q: What are the prime factors of the number 16,235,991?

 A: 3, 601333

Why are those the prime factors of the number 16,235,991?

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 16,235,991

16,235,991
Factor Arrows
35,411,997
Factor Arrows
31,803,999
Factor Arrows
3601,333

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, 601333

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 601,333 = 16,235,991

This can also be written as 33 x 601,3331 = 16,235,991

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


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