Q: What are the prime factors of the number 22,188,523?

 A: 7, 19, 23833

Why are those the prime factors of the number 22,188,523?

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 22,188,523

22,188,523
Factor Arrows
73,169,789
Factor Arrows
7452,827
Factor Arrows
1923,833

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:

7, 19, 23833

We can check our work by multiplying all of the prime factors together: 7 x 7 x 19 x 23,833 = 22,188,523

This can also be written as 72 x 191 x 23,8331 = 22,188,523

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


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