Q: What are the prime factors of the number 33,664,618?

 A: 2, 13, 19, 68147

Why are those the prime factors of the number 33,664,618?

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 33,664,618

33,664,618
Factor Arrows
216,832,309
Factor Arrows
131,294,793
Factor Arrows
1968,147

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, 19, 68147

We can check our work by multiplying all of the prime factors together: 2 x 13 x 19 x 68,147 = 33,664,618

This can also be written as 21 x 131 x 191 x 68,1471 = 33,664,618

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


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