Latest Others Aptitude Question SOLUTION: HCF of 3240,3600 and a third number is 36 and their LCM is (2^4)x(3^5)x(5^2)x(7^2). The third number is? a> 2^2 x 3^5 x 7^2 b> 2^2 x 5^3 x 7^2 c> 2^5 x 5^2 x 7^2 d> 2^3 x 3^5 x 7^