Book Number Calculator

Easily convert numbers to a book of the Bible.


  • Type a plus separated list of numbers into the text field below. Press the Calculate button to convert the number or formula into a book of the Bible.

  • To get a feel for how the tool works type something like 2+3 to get the fifth book, Deuteronomy, or type 66+1 to get the first book, Genesis.

  • To learn why you would want to use this tool read here and here.

Input Formula