Compare 1583 vs 1811
| Property | 1583 | 1811 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 15831 | 18111 |
| Prime factorization | 1583 | 1811 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1583 | 1, 1811 |
| Number of properties | 9 | 8 |
| Additive primes | 135th | 149th |
| Chen primes | 159th | |
| Cousin primes (2nd member) | 56th | |
| Dihedral primes | 7th | |
| Emirps | 76th | 87th |
| Harmonic primes | 84th | 100th |
| Isolated primes | 151st | 169th |
| Long primes | 98th | 109th |
| Primes | 250th | 280th |
| Sophie germain primes | 53rd | 56th |
| Roman numberals | MDLXXXIII | MDCCCXI |
| Base 2 | 110001011112 | 111000100112 |
| Base 3 | 20111223 | 21110023 |
| Base 4 | 1202334 | 1301034 |
| Base 5 | 223135 | 242215 |
| Base 6 | 111556 | 122156 |
| Base 7 | 44217 | 51657 |
| Base 8 | 30578 | 34238 |
| Base 9 | 21489 | 24329 |
| Base 10 | 158310 | 181110 |
| Base 11 | 120a11 | 13a711 |
| Base 12 | abb12 | 106b12 |
| Base 13 | 94a13 | a9413 |
| Base 14 | 81114 | 93514 |
| Base 15 | 70815 | 80b15 |
| Base 16 | 62f16 | 71316 |