Q: What are the prime factors of the number 22,007,078?

 A: 2, 17, 41, 15787

Why are those the prime factors of the number 22,007,078?

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 22,007,078

22,007,078
Factor Arrows
211,003,539
Factor Arrows
17647,267
Factor Arrows
4115,787

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, 17, 41, 15787

We can check our work by multiplying all of the prime factors together: 2 x 17 x 41 x 15,787 = 22,007,078

This can also be written as 21 x 171 x 411 x 15,7871 = 22,007,078

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


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