Compare 1811 vs 2099
| Property | 1811 | 2099 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 18111 | 20991 |
| Prime factorization | 1811 | 2099 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1811 | 1, 2099 |
| Number of properties | 8 | 6 |
| Additive primes | 149th | |
| Chen primes | 194th | |
| Dihedral primes | 7th | |
| Emirps | 87th | |
| Harmonic primes | 100th | |
| Isolated primes | 169th | 190th |
| Long primes | 109th | 121st |
| Primes | 280th | 317th |
| Safe primes | 41st | |
| Sophie germain primes | 56th | |
| Super primes | 66th | |
| Roman numberals | MDCCCXI | MMXCIX |
| Base 2 | 111000100112 | 1000001100112 |
| Base 3 | 21110023 | 22122023 |
| Base 4 | 1301034 | 2003034 |
| Base 5 | 242215 | 313445 |
| Base 6 | 122156 | 134156 |
| Base 7 | 51657 | 60567 |
| Base 8 | 34238 | 40638 |
| Base 9 | 24329 | 27829 |
| Base 10 | 181110 | 209910 |
| Base 11 | 13a711 | 163911 |
| Base 12 | 106b12 | 126b12 |
| Base 13 | a9413 | c5613 |
| Base 14 | 93514 | a9d14 |
| Base 15 | 80b15 | 94e15 |
| Base 16 | 71316 | 83316 |