The GCF is 13.
The highest common factor (HCF) of 78, 156, and 169 is 13.
The GCF is 13.
The GCF is 13.
The GCF is 1.
The GCF is 13.
The GCF is 13.
13 is the highest common factor of 78, 156 and 169.
GCF(52, 156, 169) = 13.
The GCF is 4.
The GCF is 13.
The GCF is 13.The GCF is 13.