Q: What are the prime factors of the number 22,672,144?

 A: 2, 11, 128819

Why are those the prime factors of the number 22,672,144?

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 22,672,144

22,672,144
Factor Arrows
211,336,072
Factor Arrows
25,668,036
Factor Arrows
22,834,018
Factor Arrows
21,417,009
Factor Arrows
11128,819

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, 11, 128819

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 11 x 128,819 = 22,672,144

This can also be written as 24 x 111 x 128,8191 = 22,672,144

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


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