The Greatest Common Factor (GCF) is: 21
The GCF Is 21
168 = 8 x 21
189 = 9 x 21
Process:
168 = 2 x 2 x 2 x 3 x 7
189 = 3 x 3 x 3 x 7
Common factors are 3 and 7 and 3 x 7 = 21
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The GCF is 65.
Either 1 or 5.
The GCF is 5. The LCM is 106600. The greatest common denominator is infinite.
5 and 195 and 9519 and 95
The greatest common factor of 63 and 195 is 3.