269 (number)
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|---|---|---|---|---|
| Cardinal | two hundred sixty-nine | |||
| Ordinal | 269th (two hundred sixty-ninth) |
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| Factorization | prime | |||
| Prime | yes | |||
| Greek numeral | ΣΞΘ´ | |||
| Roman numeral | CCLXIX | |||
| Binary | 1000011012 | |||
| Ternary | 1002223 | |||
| Quaternary | 100314 | |||
| Quinary | 20345 | |||
| Senary | 11256 | |||
| Octal | 4158 | |||
| Duodecimal | 1A512 | |||
| Hexadecimal | 10D16 | |||
| Vigesimal | D920 | |||
| Base 36 | 7H36 | |||
269 (two hundred [and] sixty-nine) is the natural number between 268 and 270. It is also a prime number.
269 is a twin prime, and a Ramanujan prime. It is the largest prime factor of 9! + 1 = 362881, and the smallest natural number that cannot be represented as the determinant of a 10 × 10 (0,1)-matrix.
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