Q: What are the prime factors of the number 22,836,816?

 A: 2, 3, 67, 263

Why are those the prime factors of the number 22,836,816?

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 22,836,816

22,836,816
Factor Arrows
211,418,408
Factor Arrows
25,709,204
Factor Arrows
22,854,602
Factor Arrows
21,427,301
Factor Arrows
3475,767
Factor Arrows
3158,589
Factor Arrows
352,863
Factor Arrows
317,621
Factor Arrows
67263

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, 67, 263

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 3 x 3 x 3 x 67 x 263 = 22,836,816

This can also be written as 24 x 34 x 671 x 2631 = 22,836,816

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


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