Q: What are the prime factors of the number 33,390,751?

 A: 31, 149, 7229

Why are those the prime factors of the number 33,390,751?

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 33,390,751

33,390,751
Factor Arrows
311,077,121
Factor Arrows
1497,229

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:

31, 149, 7229

We can check our work by multiplying all of the prime factors together: 31 x 149 x 7,229 = 33,390,751

This can also be written as 311 x 1491 x 7,2291 = 33,390,751

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


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