Compare 2687 vs 2688
| Property | 2687 | 2688 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 9 |
| Prime factorization | 26871 | 27 × 31 × 71 |
| Prime factorization | 2687 | 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 7 |
| Divisors count | 2 | 32 |
| Divisors | 1, 2687 | 1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688 |
| Number of properties | 11 | 0 |
| Additive primes | 205th | |
| Chen primes | 234th | |
| Cousin primes (2nd member) | 80th | |
| Good primes | 79th | |
| Long primes | 156th | |
| Primes | 390th | |
| Prime triplets (1st member) | 59th | |
| Prime triplets (2nd member) | 58th | |
| Sexy primes (1st member) | 158th | |
| Sexy prime triplets (1st member) | 58th | |
| Twin primes (1st member) | 76th | |
| Roman numberals | MMDCLXXXVII | MMDCLXXXVIII |
| Base 2 | 1010011111112 | 1010100000002 |
| Base 3 | 102001123 | 102001203 |
| Base 4 | 2213334 | 2220004 |
| Base 5 | 412225 | 412235 |
| Base 6 | 202356 | 202406 |
| Base 7 | 105567 | 105607 |
| Base 8 | 51778 | 52008 |
| Base 9 | 36159 | 36169 |
| Base 10 | 268710 | 268810 |
| Base 11 | 202311 | 202411 |
| Base 12 | 167b12 | 168012 |
| Base 13 | 12b913 | 12ba13 |
| Base 14 | d9d14 | da014 |
| Base 15 | be215 | be315 |
| Base 16 | a7f16 | a8016 |