Compare 1811 vs 2069
| Property | 1811 | 2069 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 18111 | 20691 |
| Prime factorization | 1811 | 2069 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1811 | 1, 2069 |
| Number of properties | 8 | 8 |
| Additive primes | 149th | 161st |
| Chen primes | 191st | |
| Dihedral primes | 7th | |
| Emirps | 87th | |
| Harmonic primes | 100th | |
| Isolated primes | 169th | 189th |
| Long primes | 109th | 120th |
| Primes | 280th | 312th |
| Pythagorean primes | 151st | |
| Sexy primes (2nd member) | 131st | |
| Sophie germain primes | 56th | 64th |
| Roman numberals | MDCCCXI | MMLXIX |
| Base 2 | 111000100112 | 1000000101012 |
| Base 3 | 21110023 | 22111223 |
| Base 4 | 1301034 | 2001114 |
| Base 5 | 242215 | 312345 |
| Base 6 | 122156 | 133256 |
| Base 7 | 51657 | 60147 |
| Base 8 | 34238 | 40258 |
| Base 9 | 24329 | 27489 |
| Base 10 | 181110 | 206910 |
| Base 11 | 13a711 | 161111 |
| Base 12 | 106b12 | 124512 |
| Base 13 | a9413 | c3213 |
| Base 14 | 93514 | a7b14 |
| Base 15 | 80b15 | 92e15 |
| Base 16 | 71316 | 81516 |