Q: What are the prime factors of the number 203,888?

 A: 2, 12743

Why are those the prime factors of the number 203,888?

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 203,888

203,888
Factor Arrows
2101,944
Factor Arrows
250,972
Factor Arrows
225,486
Factor Arrows
212,743

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, 12743

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 12,743 = 203,888

This can also be written as 24 x 12,7431 = 203,888

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


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