the greatest common factor of 243 and 54 is 27.
The greatest common factor of 243 and 246 is 3.
The greatest common factor of 90 and 243 is 9.
27
The GCF of 36 and 243 is 9.
The GCF of 243 and 256 is 1.
The GCF is 27.
The GCF is 243.
The GCF is 27.
9
The GCF is 9.
The GCF is: 3