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There is not a greatest common factor of 42 because there cannot be a greatest common factor without two or more numbers to compare. Common factors are factors that the numbers being compared have in common. The greatest common factor is the largest factor that all the numbers being compared have in common.

The factors of 42 are 1, 2, 3, 6, 7, 14, 21, and 42.

The prime factors of 42 are 2, 3, and 7.

Examples:

The greatest common factor of 36 and 42 is 6.

The greatest common factor of 42 and 91 is 7.

The greatest common factor of 42 and 375 is 3.

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Q: What is the greatest common factor of 42?

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The Greatest Common Factor (GCF) is: 42

The Greatest Common Factor of 42 and 84 is 42.

The Greatest Common Factor (GCF) is: 6The greatest common factor of 42 and 102 is 6.

The greatest common factor of 12 , 42 = 6

The greatest common factor of 7 , 42 = 7

The greatest common factor of 42 , 28 = 14

The Greatest Common Factor of 24 and 42 is 6.

The greatest common factor of 42 and 12 is 6.

The greatest common factor of 98 and 42 is 14.

The greatest common factor of 33 and 42 is 3.

The greatest common factor of 42 and 35 is 7.

the greatest common factor of 42 and 82 is 2

The greatest common factor of 42 and 66 is 6.

The greatest common factor of 13 and 42 is 1.

The greatest common factor of 42 and 196 is 14.

The greatest common factor of 42 and 75 is 3.

The greatest common factor of 16 and 42 is 2.

The greatest common factor of 36 , 42 = 6

The greatest common factor of 58 , 42 = 2

The greatest common factor of 42 and 66 is 6.6

The greatest common factor of 42 and 64 is 2

The greatest common factor of 28 and 42 is 7

The GCF is 14.

Since 3 is a factor of 42, it is automatically the GCF.

greatest common factor of 42 112 and 105 is 7.

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