276 (number)
276 is the natural number following 275 and preceding 277.Mathematical properties
276 is:
- the sum of 3 consecutive fifth powers.
- a triangular number.
- a hexagonal number.
- a centered pentagonal number.
- a refactorable number.
- an untouchable number.
- the lowest number whose aliquot sequence has not yet been fully determined.
- the sum of twelve consecutive prime numbers.
- a Harshad number in bases 2, 3, 4, 5, 6, 7, 9, 11, 12, 13, 16.
- palindromic in bases 8, and a repdigit in bases 22, 45, 68, 91, 137 and 275.
Other occurrences
According to the Bible, 276 was the number of people saved from the shipwreck mentioned in Acts 27:37.
276 is the highest number of rounds in boxing history, in a bare-knuckle fight in 1825 that saw Jack Jones beat Patsy Tunney after 4hr 30min.
276 is the area code for southwest Virginia.
