The HCF of 6 & 4 is
Factors of 6 = 1 , 2 , 3 , 6 Factors of 4 = 1 , 2 , 4 As you can see, common factors of 6 & 4 are 1 & 2. Hence the HCF of 6 & 4 is 2.
HCF of 4 and 6