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The GCF of 72 and 1998 is 18.
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Find HCF of: 144 & 3996 36 & 999 216 & 5994 24 & 666 360 & 9990 144 & 1998 72 & 3996 216 & 1998 72 & 5994 360 & 1998 72 & 9990 504 & 1998
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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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