56 is a crap number. add the two digits and it becomes 11, which is crap. 370 is god, add 3+7 and you get 10, if you add the zero onto the end it's 100, 10 squared. I also like 2 multipied by two repeatedly, that's the system ram works on (2,4,8,16,32,64,128,256,1024,2048...)