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What is the greatest common factor of 21 and 64?

User Juanal
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1 Answer

11 votes

Answer:

1

Explanation:

Factors of 21: 1, 3, 7, and 21

Factors of 64: 1, 2, 4, 8, 16, 32, and 64

These numbers do not share any other factors other than 1

User Teun Pronk
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