Compare 2687 vs 2698
| Property | 2687 | 2698 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 26871 | 21 × 191 × 711 |
| Prime factorization | 2687 | 2 × 19 × 71 |
| Divisors count | 2 | 8 |
| Divisors | 1, 2687 | 1, 2, 19, 38, 71, 142, 1349, 2698 |
| 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 | MMDCXCVIII |
| Base 2 | 1010011111112 | 1010100010102 |
| Base 3 | 102001123 | 102002213 |
| Base 4 | 2213334 | 2220224 |
| Base 5 | 412225 | 412435 |
| Base 6 | 202356 | 202546 |
| Base 7 | 105567 | 106037 |
| Base 8 | 51778 | 52128 |
| Base 9 | 36159 | 36279 |
| Base 10 | 268710 | 269810 |
| Base 11 | 202311 | 203311 |
| Base 12 | 167b12 | 168a12 |
| Base 13 | 12b913 | 12c713 |
| Base 14 | d9d14 | daa14 |
| Base 15 | be215 | bed15 |
| Base 16 | a7f16 | a8a16 |