Compare 1823 vs 1889
| Property | 1823 | 1889 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 18231 | 18891 |
| Prime factorization | 1823 | 1889 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1823 | 1, 1889 |
| Number of properties | 6 | 5 |
| Chen primes | 178th | |
| Isolated primes | 170th | 175th |
| Left-truncatable primes | 61st | |
| Long primes | 110th | |
| Primes | 281st | 290th |
| Pythagorean primes | 140th | |
| Safe primes | 36th | |
| Sophie germain primes | 57th | |
| Super primes | 60th | |
| Roman numberals | MDCCCXXIII | MDCCCLXXXIX |
| Base 2 | 111000111112 | 111011000012 |
| Base 3 | 21111123 | 21202223 |
| Base 4 | 1301334 | 1312014 |
| Base 5 | 242435 | 300245 |
| Base 6 | 122356 | 124256 |
| Base 7 | 52137 | 53367 |
| Base 8 | 34378 | 35418 |
| Base 9 | 24459 | 25289 |
| Base 10 | 182310 | 188910 |
| Base 11 | 140811 | 146811 |
| Base 12 | 107b12 | 111512 |
| Base 13 | aa313 | b2413 |
| Base 14 | 94314 | 98d14 |
| Base 15 | 81815 | 85e15 |
| Base 16 | 71f16 | 76116 |