Compare 266 vs 277
| Property | 266 | 277 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 71 × 191 | 2771 |
| Prime factorization | 2 × 7 × 19 | 277 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 7, 14, 19, 38, 133, 266 | 1, 277 |
| Number of properties | 0 | 10 |
| Cousin primes (1st member) | 17th | |
| Harmonic primes | 22nd | |
| Isolated primes | 24th | |
| Primes | 59th | |
| Prime triplets (1st member) | 17th | |
| Pythagorean primes | 27th | |
| Sexy primes (1st member) | 34th | |
| Sexy primes (2nd member) | 33rd | |
| Sexy prime triplets (2nd member) | 17th | |
| Super primes | 17th | |
| Roman numberals | CCLXVI | CCLXXVII |
| Base 2 | 1000010102 | 1000101012 |
| Base 3 | 1002123 | 1010213 |
| Base 4 | 100224 | 101114 |
| Base 5 | 20315 | 21025 |
| Base 6 | 11226 | 11416 |
| Base 7 | 5307 | 5447 |
| Base 8 | 4128 | 4258 |
| Base 9 | 3259 | 3379 |
| Base 10 | 26610 | 27710 |
| Base 11 | 22211 | 23211 |
| Base 12 | 1a212 | 1b112 |
| Base 13 | 17613 | 18413 |
| Base 14 | 15014 | 15b14 |
| Base 15 | 12b15 | 13715 |
| Base 16 | 10a16 | 11516 |