Fatto matematico: 6176 is the last 4-digit sequence to appear in the decimal expansion of p.
Trivia: 6176 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: November 27th is the day in 1963 that U.S. President Lyndon B. Johnson makes his first address to Congress as president following the assassination of John F. Kennedy five days prior.