Q: What are the prime factors of the number 203,022,204?

 A: 2, 3, 7, 11, 219721

Why are those the prime factors of the number 203,022,204?

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 203,022,204

203,022,204
Factor Arrows
2101,511,102
Factor Arrows
250,755,551
Factor Arrows
316,918,517
Factor Arrows
72,416,931
Factor Arrows
11219,721

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, 3, 7, 11, 219721

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 7 x 11 x 219,721 = 203,022,204

This can also be written as 22 x 31 x 71 x 111 x 219,7211 = 203,022,204

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


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