20 (number)
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|---|---|---|---|---|
| Cardinal | twenty | |||
| Ordinal | 20th (twentieth) |
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| Factorization | 22× 5 | |||
| Divisors | 1, 2, 4, 5, 10, 20 | |||
| Roman numeral | XX | |||
| Binary | 101002 | |||
| Ternary | 2023 | |||
| Quaternary | 1104 | |||
| Quinary | 405 | |||
| Senary | 326 | |||
| Octal | 248 | |||
| Duodecimal | 1812 | |||
| Hexadecimal | 1416 | |||
| Vigesimal | 1020 | |||
| Base 36 | K36 | |||
20 (twenty) is the natural number following 19 and preceding 21. A group of twenty units may also be referred to as a score.
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Wikipedia