Compare 1567 vs 1987
| Property | 1567 | 1987 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 15671 | 19871 |
| Prime factorization | 1567 | 1987 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1567 | 1, 1987 |
| Number of properties | 7 | 6 |
| Additive primes | 134th | |
| Chen primes | 158th | |
| Cousin primes (1st member) | 55th | |
| Good primes | 62nd | |
| Isolated primes | 148th | 181st |
| Long primes | 95th | |
| Lucky primes | 59th | 70th |
| Primes | 247th | 300th |
| Sexy primes (1st member) | 127th | |
| Sexy prime triplets (1st member) | 50th | |
| Roman numberals | MDLXVII | MCMLXXXVII |
| Base 2 | 110000111112 | 111110000112 |
| Base 3 | 20110013 | 22011213 |
| Base 4 | 1201334 | 1330034 |
| Base 5 | 222325 | 304225 |
| Base 6 | 111316 | 131116 |
| Base 7 | 43667 | 55367 |
| Base 8 | 30378 | 37038 |
| Base 9 | 21319 | 26479 |
| Base 10 | 156710 | 198710 |
| Base 11 | 11a511 | 154711 |
| Base 12 | aa712 | 119712 |
| Base 13 | 93713 | b9b13 |
| Base 14 | 7dd14 | a1d14 |
| Base 15 | 6e715 | 8c715 |
| Base 16 | 61f16 | 7c316 |