| ||||
---|---|---|---|---|
Cardinal | nineteen | |||
Ordinal | 19th (nineteenth) | |||
Numeral system | nonadecimal | |||
Factorization | prime | |||
Prime | 8th | |||
Divisors | 1, 19 | |||
Greek numeral | ΙΘ´ | |||
Roman numeral | XIX | |||
Binary | 100112 | |||
Ternary | 2013 | |||
Senary | 316 | |||
Octal | 238 | |||
Duodecimal | 1712 | |||
Hexadecimal | 1316 | |||
Hebrew numeral | י"ט | |||
Babylonian numeral | 𒌋𒐝 |
19 (nineteen) is the natural number following 18 and preceding 20. It is a prime number.