It is 4
4.
The highest common factor of 12 and 54 is 6.
3 is a factor of 12 & a factor of 15, so it's a common factor between 12 & 15. Also, as it's the only common factor between them, in addition to 1 of course, it's the highest common factor between 12 & 15.
Five and 12's highest common factor is one.
The greatest common factor of 12 and 42 is 6.12 and 42's highest common factor is six.
The highest common factor (HCF) is 12.
The highest common factor of 12 and 20 is 4.
the highest common factor of the numbers 12, 16 and 18 is 2.
It is 1 but the highest common factor is 12
12 can be divided into 12*1 60 can be divided into 12*5 Therefore: Highest Common Factor is 12.
12 is the highest common factor of 12 and 24. Other common factors are 1, 2, 3, 4, and 6.