The GCF is 72.
The GCF is 12.
Since 210 is a factor of 420, it is automatically the GCF.
The GCF is 12.
The GCF is 35.
The GCF is 60.
The GCF is 12.
The GCF is 84.
The common factors of 288 and 420 are 1, 2, 3, 4, 6 and 12.
The GCF is 8.
33 = 3x11 288 = 2x2x2x2x2x3x3 gcf = 3
The greatest common factor (GCF) of 420, 616 and 2184 is 28.