Compare 1087 vs 1181
| Property | 1087 | 1181 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 10871 | 11811 |
| Prime factorization | 1087 | 1181 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1087 | 1, 1181 |
| Number of properties | 11 | 10 |
| Additive primes | 104th | |
| Cousin primes (1st member) | 43rd | |
| Dihedral primes | 6th | |
| Emirps | 49th | |
| Good primes | 47th | |
| Harmonic primes | 68th | |
| Isolated primes | 104th | 113th |
| Kynea primes | 5th | |
| Long primes | 67th | 74th |
| Lucky primes | 47th | |
| Primes | 181st | 194th |
| Prime triplets (1st member) | 31st | |
| Pythagorean primes | 94th | |
| Sexy primes (1st member) | 78th | 84th |
| Sexy prime triplets (1st member) | 32nd | |
| Solinas primes | 50th | |
| Super primes | 42nd | |
| Roman numberals | MLXXXVII | MCLXXXI |
| Base 2 | 100001111112 | 100100111012 |
| Base 3 | 11110213 | 11212023 |
| Base 4 | 1003334 | 1021314 |
| Base 5 | 133225 | 142115 |
| Base 6 | 50116 | 52456 |
| Base 7 | 31127 | 33057 |
| Base 8 | 20778 | 22358 |
| Base 9 | 14379 | 15529 |
| Base 10 | 108710 | 118110 |
| Base 11 | 8a911 | 98411 |
| Base 12 | 76712 | 82512 |
| Base 13 | 65813 | 6cb13 |
| Base 14 | 57914 | 60514 |
| Base 15 | 4c715 | 53b15 |
| Base 16 | 43f16 | 49d16 |