The greatest common factor is 9
The greatest common factor of 36, 81 and 18 is 9
The GCF is 9.
The GCF is 9.
You need at least two numbers. 18 and 36 among others.
The GCF of 36, 72, and 81 is 9.
The greatest common factor is 9
The GCF is 9.
The GCF is 9.
The GCF is 3.
The GCF is 9.
The GCF is 1.
The GCF of 72 and 36 is equal to 36.
The greatest common factor of 36, 81 and 18 is 9
The GCF is 36.
The GCF is 12.
The GCF is 6.