Q: What are the prime factors of the number 22,044,352?

 A: 2, 11, 173, 181

Why are those the prime factors of the number 22,044,352?

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 22,044,352

22,044,352
Factor Arrows
211,022,176
Factor Arrows
25,511,088
Factor Arrows
22,755,544
Factor Arrows
21,377,772
Factor Arrows
2688,886
Factor Arrows
2344,443
Factor Arrows
1131,313
Factor Arrows
173181

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, 173, 181

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 11 x 173 x 181 = 22,044,352

This can also be written as 26 x 111 x 1731 x 1811 = 22,044,352

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


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