Hcf of 441, 315, a is 21, then the value of a cannot be
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The divisors of 63 are 1, 3, 7, 9, 21 and 63 i.e. 63 has more than 2 factors. ... If two numbers do not have a common factor other than 1, they are said to be ...... Firstly, we will find the HCF of 441 and 567.
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