Hecho matemático: 4927 is a value of n for which 4n and 5n together use each digit exactly once.
Trivia: 4927 is a boring number.
Fecha histórica: June 27th is the day in 1976 that Air France Flight 139 (Tel Aviv-Athens-Paris) is hijacked en route to Paris by the PLO and redirected to Entebbe, Uganda.