Q: What are the prime factors of the number 200,032,144?

 A: 2, 13, 433, 2221

Why are those the prime factors of the number 200,032,144?

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 200,032,144

200,032,144
Factor Arrows
2100,016,072
Factor Arrows
250,008,036
Factor Arrows
225,004,018
Factor Arrows
212,502,009
Factor Arrows
13961,693
Factor Arrows
4332,221

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, 13, 433, 2221

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 13 x 433 x 2,221 = 200,032,144

This can also be written as 24 x 131 x 4331 x 2,2211 = 200,032,144

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


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