Q: What are the prime factors of the number 22,440,045?

 A: 3, 5, 19, 78737

Why are those the prime factors of the number 22,440,045?

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 22,440,045

22,440,045
Factor Arrows
37,480,015
Factor Arrows
51,496,003
Factor Arrows
1978,737

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:

3, 5, 19, 78737

We can check our work by multiplying all of the prime factors together: 3 x 5 x 19 x 78,737 = 22,440,045

This can also be written as 31 x 51 x 191 x 78,7371 = 22,440,045

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


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