Q: What are the prime factors of the number 33,121,208?

 A: 2, 107, 38693

Why are those the prime factors of the number 33,121,208?

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 33,121,208

33,121,208
Factor Arrows
216,560,604
Factor Arrows
28,280,302
Factor Arrows
24,140,151
Factor Arrows
10738,693

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, 107, 38693

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 107 x 38,693 = 33,121,208

This can also be written as 23 x 1071 x 38,6931 = 33,121,208

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


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