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The GCF of 4, 7, and 28 is 1.

The prime factorization of 4 is 2*2.
The prime factorization of 7 is 1*7.
The prime factorization of 28 is 2*2*7.

The have no common factor other than 1, so that is their GCF.

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โˆ™ 2016-04-06 20:49:50
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โˆ™ 2016-04-08 01:56:08

The GCF of 4, 7, and 28 is 1.

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Q: What is the greatest common factor of 4 7 and 28?
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