15 (nummer)

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← 14 15 16 →
Cardinalfifteen
Ordinal15t
(fifteent)
Factorisation3 × 5
Divisors1, 3, 5, 15
Greek numeralΙΕ´
Roman numeralXV
Binar11112
Ternary1203
Quaternary334
Quinary305
Senary236
Octal178
Duodecimal1312
HexadecimalF16
VigesimalF20
Base 36F36
Ebreuט"ו (Tet Vav)

15 (fifteen) is the naitural nummer follaein 14 an precedin 16.