57 (number)
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57 is the natural number following 56 and preceding 58.
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| Cardinal | fifty-seven | ||
| Ordinal | 57th (fifty-seventh) | ||
| Factorization | <math>3\cdot 19<math> | ||
| Roman numeral | LVII | ||
| Binary | 111001 | ||
| Hexadecimal | 39 | ||
In mathematics
57 is a 20-gonal number.
In science
- The atomic number of lanthanum, the first of the lanthanides
In astronomy,
- Messier object M57, a magnitude 9.5 planetary nebula in the constellation Lyra, also known as the Ring Nebula
- The New General Catalogue object (http://www.ngcic.org/) NGC 57, an elliptical galaxy in the constellation Pisces
- The Saros number (http://sunearth.gsfc.nasa.gov/eclipse/SEsaros/SEsaros1-175.html) of the solar eclipse series which began on -1161 June 17 and ended on 137 August 4. The duration of Saros series 57 was 1298.1 years, and it contained 73 solar eclipses.
- The Saros number (http://sunearth.gsfc.nasa.gov/eclipse/LEsaros/LEsaros1-175.html) of the lunar eclipse series which began on -823 April 16 and ended on 475 June 5. The duration of Saros series 57 was 1298.1 years, and it contained 73 lunar eclipses.
In other fields
Fifty-seven is also:
- The code for international direct dial phone calls to Colombia.
- The number of varieties used by Heinz as a marketing slogan and commonly found on their ketchup bottles [1] (http://www.heinz.com/jsp/consumer_faq.jsp#Miscellaneous%20Questions%20about%20H.J.%20Heinz%20Company).
- The designation of Interstate 57, a freeway that runs from Missouri to Illinois.
- In the title of the movie Passenger 57, starring Wesley Snipes.
- The year AD 57, 57 BC, or 1957.
eo:Kvindek sep fr:57 (nombre) ko:57 ia:57 it:Cinquantasette ja:57 pt:Cinqüenta e sete sl:57 (število) sv:57 (tal) zh:57