Q: What are the prime factors of the number 22,445,542?

 A: 2, 7, 17, 94309

Why are those the prime factors of the number 22,445,542?

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 22,445,542

22,445,542
Factor Arrows
211,222,771
Factor Arrows
71,603,253
Factor Arrows
1794,309

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, 7, 17, 94309

We can check our work by multiplying all of the prime factors together: 2 x 7 x 17 x 94,309 = 22,445,542

This can also be written as 21 x 71 x 171 x 94,3091 = 22,445,542

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


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