3
255 = 3 x 5 x 17
243 = 35
gcf = 3
Wiki User
∙ 12y agoThe GCF is 9.
The GCF is 1.
255 = 51 x 5 so 51 is GCF
The GCF is: 27
The GCF is 81.
The GCF is 1.
The GCF is 5
The GCF is 1.
The GCF is 1.
The GCF is 1.
The GCF of 255 and 256 is 1.
The GCF is 2.