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The GCF of 61 and 63 is 1.
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Find HCF of: 122 & 126 183 & 189 305 & 315 427 & 441 122 & 63 61 & 126 183 & 63 61 & 189 305 & 63 61 & 315 427 & 63 61 & 441
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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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