71 may refer to: *

71 (number) 71 (seventy-one) is the natural number following 70 and preceding 72. __TOC__ In mathematics 71 is: *the 20th prime number. The next is 73, with which it composes a twin prime. *a permutable prime and emirp with 17. *is the largest number w ...

* one of the years

71 BC __NOTOC__ Year 71 BC was a year of the pre-Julian Roman calendar. At the time it was known as the Year of the Consulship of Lentulus and Orestes (or, less frequently, year 683 ''Ab urbe condita''). The denomination 71 BC for this year has been u ...

AD 71 AD 71 ( LXXI) was a common year starting on Tuesday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Vespasian and Nerva (or, less frequently, year 824 ''Ab urbe condita'' ...

1971 * The year 1971 had three partial solar eclipses (Solar eclipse of February 25, 1971, February 25, Solar eclipse of July 22, 1971, July 22 and Solar eclipse of August 20, 1971, August 20) and two total lunar eclipses (February 1971 lunar eclip ...

2071 In contemporary history, the third millennium of the anno Domini or Common Era in the Gregorian calendar is the current millennium spanning the years 2001 to 3000 (21st to 30th centuries). Ongoing futures studies seek to understand what is l ...

* ''71'' (film), 2014 British film set in Belfast in 1971 * '' 71: Into the Fire'', 2010 South Korean film * Various highways; see List of highways numbered 71 * The

atomic number The atomic number or nuclear charge number (symbol ''Z'') of a chemical element is the charge number of an atomic nucleus. For ordinary nuclei, this is equal to the proton number (''n''p) or the number of protons found in the nucleus of every ...

lutetium Lutetium is a chemical element with the symbol Lu and atomic number 71. It is a silvery white metal, which resists corrosion in dry air, but not in moist air. Lutetium is the last element in the lanthanide series, and it is traditionally counted am ...

, a lanthanide * The number of the French department

Saône-et-Loire Saône-et-Loire (; Arpitan: ''Sona-et-Lêre'') is a department in the Bourgogne-Franche-Comté region in France. It is named after the rivers Saône and Loire, between which it lies, in the country's central-eastern part. Saône-et-Loire is ...

* Nickname for the city of

Wrocław Wrocław (; , . german: Breslau, , also known by other names) is a city in southwestern Poland and the largest city in the historical region of Silesia. It lies on the banks of the Oder in the Silesian Lowlands of Central Europe, roughly ...

71 Niobe Niobewith the stress on the first syllable (minor planet designation: 71 Niobe) is a stony Gallia asteroid and relatively slow rotator from the central regions of the asteroid belt, approximately in diameter. It was discovered by the German ast ...

, a main-belt asteroid

See also