Q: What are the prime factors of the number 203,123,224?

 A: 2, 19, 1336337

Why are those the prime factors of the number 203,123,224?

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 203,123,224

203,123,224
Factor Arrows
2101,561,612
Factor Arrows
250,780,806
Factor Arrows
225,390,403
Factor Arrows
191,336,337

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, 19, 1336337

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 19 x 1,336,337 = 203,123,224

This can also be written as 23 x 191 x 1,336,3371 = 203,123,224

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


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