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17 (number)

natural number
(Redirected from Seventeen)

Seventeen is a number. It comes between sixteen and eighteen, and is an odd number. It is also the 7th prime number, after 2, 3, 5, 7, 11, and 13. In Italy, 17 is considered an unlucky number.

← 16 17 18 →
Cardinalseventeen
Ordinal17th
(seventeenth)
Numeral systemseptendecimal
Factorizationprime
Divisors1, 17
Greek numeralΙΖ´
Roman numeralXVII
Binary100012
Ternary1223
Quaternary1014
Quinary325
Senary256
Octal218
Duodecimal1512
Hexadecimal1116
VigesimalH20
Base 36H36

In Roman numerals, 17 is written as XVII.