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The GCF of 648 and 342 is 18.
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Find HCF of: 1296 & 684 324 & 171 1944 & 1026 216 & 114 3240 & 1710 4536 & 2394 1296 & 342 648 & 684 1944 & 342 648 & 1026 3240 & 342 648 & 1710 4536 & 342 648 & 2394
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).
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