193 is the natural number between 192 and 194. It is also a prime number. 190 is the natural number following one hundred eighty-nine and preceding one hundred ninety-one. ... 194 is the natural number following 193 and followed by 195. ... In mathematics, a prime number (or a prime) is a natural number that has exactly two (distinct) natural number divisors, which are 1 and the prime number itself. ...

Commonly, ordinal numbers, or ordinals for short, are numbers used to denote the position in an ordered sequence: first, second, third, fourth, etc. ... In linguistics, cardinal numbers is the name given to number words that are used for quantity (one, two, three), as opposed to ordinal numbers, words that are used for order (first, second, third). ... In mathematics, factorization or factoring is the decomposition of an object (for example, a number, a polynomial, or a matrix) into a product of other objects, or factors, which when multiplied together give the original. ... In mathematics, a prime number (or a prime) is a natural number that has exactly two (distinct) natural number divisors, which are 1 and the prime number itself. ... The system of Roman numerals is a numeral system originating in ancient Rome, and was adapted from Etruscan numerals. ... The binary numeral system (base 2 numerals) represents numeric values using two symbols, typically 0 and 1. ... In mathematics and computer science, base-16, hexadecimal, or simply hex, is a numeral system with a radix or base of 16 usually written using the symbols 0–9 and A–F or a–f. ...

In mathematics

193 is a prime number, the only odd prime p known for which 2 is not a primitive root of 4p² + 1. 193 is a cuban prime, and a twin prime with 191. It is also a lucky prime. It can be written as the difference between the product and the sum of the first four primes. In mathematics, a prime number (or a prime) is a natural number that has exactly two (distinct) natural number divisors, which are 1 and the prime number itself. ... In mathematics, a primitive root may mean either a primitive root modulo n in modular arithmetic, or a primitive n-th root of unity amongst the solutions of xn = 1 in a field. ... A cuban prime is a prime number that is a solution to one of two different specific equations involving third powers of x and y. ... A twin prime is a prime number that differs from another prime number by two. ... 191 is the natural number between 190 and 192. ... Headline text A lucky prime is a number that is a prime number and a lucky number. ...