666 (number) on 1/149 in base 10 has a magic total of 666. The prime factorization of 666 is 2 • 3 • 37. Also, 666 is the sum of squares of first seven primes: formula_2 The Roman numeral for 666, DCLXVI, has exactly one occurrence of all symbols whose value is less than 1000 in decreasing order (D = 500, C = 100, L = 50, X = 10, V = 5, I = 1). In the Textus Receptus manuscripts of the New Testament, the Book of Revelation () cryptically asserts 666 to be "man's number" or "the number of a
Georgian numerals "da". If a number comprises a multiple of 100 or higher followed by a number below 100 which does not contain a "da", the ordinal is formed with "me-" between the two. The Georgian numeral system () is a system of representing numbers using letters of the Georgian alphabet. Numerical values in this system are obtained by simple addition of the component numerals, which are written greatest-to-least from left to right (e.g., ჩღჲთ = 1769, ჩყპზ = 1887, ციბ = 2012). Georgian numerals The Georgian numerals are the system of number names used in Georgian, a language spoken in the