Template:Infobox nummer

← 17 18 19 →
Cardinalaichteen
Ordinal18t
(aichteent)
Factorisation2 × 32
Greek numeralΙΗ´
Roman numeralXVIII
Binar100102
Ternary2003
Quaternary1024
Quinary335
Senary306
Octal228
Duodecimal1612
Hexadecimal1216
VigesimalI20
Base 36I36
Template documentation[craeft]