← 12 13 14 →
← 10 11 12 13 14 15 16 17 18 19 →
Leet o nummers — Integers
0 10 20 30 40 50 60 70 80 90 →
Cardinalthirteen
Ordinal13t
(thirteent)
Numeral seestemtredecimal
Factorisationprime
Prime6t
Divisors1, 13
Greek numeralΙΓ´
Roman numeralXIII
Binar11012
Ternary1113
Quaternary314
Quinary235
Senary216
Octal158
Duodecimal1112
HexadecimalD16
VigesimalD20
Base 36D36

13 (thirteen) is the naitural nummer follaein 12 an precedin 14.