Roman Numerals -- from Wolfram MathWorld

Feb 07, 2020 · Roman numerals are a system of numerical notations used by the Romans. They are an additive (and subtractive) system in which letters are used to denote certain "base" numbers, and arbitrary numbers are then denoted using combinations of symbols. Unfortunately, little is known about the origin of the Roman numeral system (Cajori 1993, p. 30).…

Roman numeral Chart & Facts Britannica

Roman numeral, any of the symbols used in a system of numerical notation based on the ancient Roman system. The symbols are I, V, X, L, C, D, and M, standing respectively for 1, 5, 10, 50, 100, 500, and 1,000 in the Hindu-Arabic numeral system. A symbol placed after another of equal or greater value adds its value; e.g., II = 2 and LX = 60.…

8 - Wikipedia

In mathematics. 8 is: a composite number, its proper divisors being 1, 2, and 4.It is twice 4 or four times 2. a power of two, being 2 3 (two cubed), and is the first number of the form p 3, p being an integer greater than 1.; the first number which is neither prime nor semiprime.; the base of the octal number system, which is mostly used with computers.In octal, one digit represents three bits.Numeral system: octal…