Good catch. I've recently resorted to using wolfram alpha for this sort of math, since it does an excellent job of keeping units straight: http://www.wolframa

Good catch. I've recently resorted to using wolfram alpha for this sort of math, since it does an excellent job of keeping units straight: http://www.wolframalpha.com/input/?i=64+bits+*+400+million http://www.wolframalpha.com/input/?i=64+bits+*+400+million