General fact: 230 is the common voltage in the European Union.
Mathematical fact: 230 is a composite number, with its divisors being 2, 5, 10, 23, 46, and 115.
Trivia: 230 is the common voltage in the European Union.
Historical date: August 17th is the day in 1959 that Kind of Blue by Miles Davis, the much acclaimed and highly influential best selling jazz recording of all time, is released.