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.
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 42 and 12 is 6.
The greatest common factor of 16 and 42 is 2.
The greatest common factor of 36 , 42 = 6
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