+32,767 in decimal is but 0111 1111 1111 1111 in binary. But far from intuitive, 1111 1111 1111 1111 in binary is not -32,767 but -1 in decimal. When all bits are set to 1, its singned number in decimal is always -1, anytime and anywhere. http://d.hatena.ne.jp/simply-k/20100824/1282743815
(・∀・) Show me the binary number of -32,768 in decimal.