Q: What are the prime factors of the number 22,131,160?

 A: 2, 5, 553279

Why are those the prime factors of the number 22,131,160?

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 22,131,160

22,131,160
Factor Arrows
211,065,580
Factor Arrows
25,532,790
Factor Arrows
22,766,395
Factor Arrows
5553,279

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, 5, 553279

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 5 x 553,279 = 22,131,160

This can also be written as 23 x 51 x 553,2791 = 22,131,160

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


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