Latest Self Aptitude Question SOLUTION: The HCF of 2472 ,1284 and a tthird number N is 12.If their LCM is 2^3*3^2*5^1*103*107 the number N could be a) 2^2*3^2*7^1 b)2^2*3^3*103 c) 2^2*3^2*5^1 d) none