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The GCF of 81 and 109 is 1.
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Find HCF of: 162 & 218 243 & 327 405 & 545 567 & 763 162 & 109 81 & 218 243 & 109 81 & 327 405 & 109 81 & 545 567 & 109 81 & 763
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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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