revelation - What is the original Number of the Beast? - Biblical . . . When Greek letters are used as numerals the difference between 666 and 616 is merely a change from ξ to ι (666 = χξς and 616 = χις) Perhaps the change was intentional, seeing that the Greek form Nero Caesar written in Hebrew characters (נרון קסר) is equivalent to 666, whereas the Latinized Hebrew form Nero Caesar