56 may refer to:
*
56 (number)
56 (fifty-six) is the natural number following 55 and preceding 57.
Mathematics
56 is:
* The sum of the first six triangular numbers (making it a tetrahedral number).
* The number of ways to choose 3 out of 8 objects or 5 out of 8 objects, i ...
* one of the years
56 BC
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Year 56 BC was a year of the pre-Julian Roman calendar. In the Roman Republic, it was known as the Year of the Consulship of Lentulus and Philippus (or, less frequently, year 698 ''Ab urbe condita''). The denomination 56 BC for this ye ...
,
AD 56
AD 56 ( LVI) was a leap year starting on Thursday (link will display the full calendar) of the Julian calendar. At the time, it was known in the Roman Empire as the Year of the Consulship of Saturninus and Scipio (or, less frequently, year 809 '' ...
,
1856
Events
January–March
* January 8 – Borax deposits are discovered in large quantities by John Veatch in California.
* January 23 – American paddle steamer SS ''Pacific'' leaves Liverpool (England) for a transatlantic voyag ...
,
1956
Events
January
* January 1 – The Anglo-Egyptian Sudan, Anglo-Egyptian Condominium ends in Sudan.
* January 8 – Operation Auca: Five U.S. evangelical Christian Missionary, missionaries, Nate Saint, Roger Youderian, Ed McCully, Jim ...
, 2056
* 56.com, a Chinese online video platform
* Fiftysix, Arkansas, unincorporated community in United States
* Fifty-Six, Arkansas, city in United States
* "Fifty Six", a song by Karma to Burn from the album ''Arch Stanton'', 2014
* Cityrider 56, a bus route in the United Kingdom
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