Q: What are the prime factors of the number 200,078,128?

 A: 2, 757, 16519

Why are those the prime factors of the number 200,078,128?

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 200,078,128

200,078,128
Factor Arrows
2100,039,064
Factor Arrows
250,019,532
Factor Arrows
225,009,766
Factor Arrows
212,504,883
Factor Arrows
75716,519

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, 757, 16519

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 757 x 16,519 = 200,078,128

This can also be written as 24 x 7571 x 16,5191 = 200,078,128

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


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