Q: What are the prime factors of the number 67,561,442?

 A: 2, 13, 23, 112979

Why are those the prime factors of the number 67,561,442?

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 67,561,442

67,561,442
Factor Arrows
233,780,721
Factor Arrows
132,598,517
Factor Arrows
23112,979

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, 13, 23, 112979

We can check our work by multiplying all of the prime factors together: 2 x 13 x 23 x 112,979 = 67,561,442

This can also be written as 21 x 131 x 231 x 112,9791 = 67,561,442

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


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