Compare 18899 vs 19231
| Property | 18899 | 19231 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 188991 | 192311 |
| Prime factorization | 18899 | 19231 |
| Divisors count | 2 | 2 |
| Divisors | 1, 18899 | 1, 19231 |
| Number of properties | 8 | 4 |
| Chen primes | 1065th | |
| Emirps | 589th | 599th |
| Good primes | 246th | |
| Happy primes | 367th | |
| Isolated primes | 1501st | 1520th |
| Long primes | 824th | |
| Primes | 2150th | 2181st |
| Sexy primes (1st member) | 667th | |
| Sophie germain primes | 311th | |
| Roman numberals | ||
| Base 2 | 1001001110100112 | 1001011000111112 |
| Base 3 | 2212202223 | 2221010213 |
| Base 4 | 102131034 | 102301334 |
| Base 5 | 11010445 | 11034115 |
| Base 6 | 2232556 | 2250116 |
| Base 7 | 1060467 | 1100327 |
| Base 8 | 447238 | 454378 |
| Base 9 | 278289 | 283379 |
| Base 10 | 1889910 | 1923110 |
| Base 11 | 1322111 | 134a311 |
| Base 12 | ab2b12 | b16712 |
| Base 13 | 87aa13 | 89a413 |
| Base 14 | 6c5d14 | 701914 |
| Base 15 | 58ee15 | 5a7115 |
| Base 16 | 49d316 | 4b1f16 |