Q: What are the prime factors of the number 201,024,128?

 A: 2, 1570501

Why are those the prime factors of the number 201,024,128?

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 201,024,128

201,024,128
Factor Arrows
2100,512,064
Factor Arrows
250,256,032
Factor Arrows
225,128,016
Factor Arrows
212,564,008
Factor Arrows
26,282,004
Factor Arrows
23,141,002
Factor Arrows
21,570,501

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, 1570501

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 1,570,501 = 201,024,128

This can also be written as 27 x 1,570,5011 = 201,024,128

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


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