4

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URI: http://km.aifb.kit.edu/projects/numbers/n4 [URI4URI]

External links

Wikipedia: 4_(number)
Wikidata: Q202

Names

Estonian: neli
Czech: ètyøi
Portuguese: quatro
Lithuanian: keturi
French: quatre
Italian: quattro
Spanish: cuatro
German: vier
English: four

Other systems

Roman: IV
Binary: 100
Octal: 4
Duodecimal: 4
Hexadecimal: 4
Hexatridecimal: 4

Properties

Natural logarithm: 1.3862943611199
Binary logarithm: 2
Common logarithm: 0.60205999132796
Prime factors: 1 * 2 * 2
Digit sum: 4

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Published April 1, 2010