Q: What are the prime factors of the number 33,703,371?

 A: 3, 13, 47, 227

Why are those the prime factors of the number 33,703,371?

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 33,703,371

33,703,371
Factor Arrows
311,234,457
Factor Arrows
33,744,819
Factor Arrows
31,248,273
Factor Arrows
3416,091
Factor Arrows
3138,697
Factor Arrows
1310,669
Factor Arrows
47227

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:

3, 13, 47, 227

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 3 x 13 x 47 x 227 = 33,703,371

This can also be written as 35 x 131 x 471 x 2271 = 33,703,371

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


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