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The greatest common factor of 51, 66, and 39 is 3. Work shown below

51 = 3 * 17

66 = 2 * 3 * 11

39 = 3 * 13

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14y ago
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Wiki User

12y ago

39 = 1 x 3 x 13 ; 51 = 1 x 3 x 17. The common factors are 1 and 3, so GCF = 1 x 3 = 3
The GCF of 39 and 51 is 3.
3

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Wiki User

8y ago

The GCF is 13.

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Wiki User

8y ago

The GCF is 3.

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Wiki User

7y ago

The GCF is 3.

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Wiki User

13y ago

13

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Wiki User

8y ago

It is: 3

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Wiki User

10y ago

3

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Wiki User

13y ago

3

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Q: What is the greatest common factor of 51 66 and 39?
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