Compare 18143 vs 18899
| Property | 18143 | 18899 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 181431 | 188991 |
| Prime factorization | 18143 | 18899 |
| Divisors count | 2 | 2 |
| Divisors | 1, 18143 | 1, 18899 |
| Number of properties | 6 | 8 |
| Additive primes | 977th | |
| Chen primes | 1065th | |
| Emirps | 589th | |
| Good primes | 246th | |
| Happy primes | 356th | 367th |
| Isolated primes | 1441st | 1501st |
| Long primes | 798th | 824th |
| Primes | 2080th | 2150th |
| Sexy primes (1st member) | 642nd | |
| Sophie germain primes | 311th | |
| Roman numberals | ||
| Base 2 | 1000110110111112 | 1001001110100112 |
| Base 3 | 2202122223 | 2212202223 |
| Base 4 | 101231334 | 102131034 |
| Base 5 | 10400335 | 11010445 |
| Base 6 | 2155556 | 2232556 |
| Base 7 | 1036167 | 1060467 |
| Base 8 | 433378 | 447238 |
| Base 9 | 267889 | 278289 |
| Base 10 | 1814310 | 1889910 |
| Base 11 | 126a411 | 1322111 |
| Base 12 | a5bb12 | ab2b12 |
| Base 13 | 834813 | 87aa13 |
| Base 14 | 687d14 | 6c5d14 |
| Base 15 | 559815 | 58ee15 |
| Base 16 | 46df16 | 49d316 |