What is the difference between gcd and lcm

There are fast algorithms for computing the gcd that do so the intermediate result can be stored in an integer. 1 dic. The LCM of two different numbers 4 5 is Whereas, HCF is the highest common factor between different numbers. It is the largest number that. The biggest difference between the GCF and the LCM is that one is based upon what can divide evenly into two numbers (GCF), while the other depends on what.