Compare 201911 vs 201923
| Property | 201911 | 201923 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2019111 | 2019231 |
| Prime factorization | 201911 | 201923 |
| Divisors count | 2 | 2 |
| Divisors | 1, 201911 | 1, 201923 |
| Number of properties | 4 | 4 |
| Additive primes | 7298th | |
| Chen primes | 7584th | |
| Cousin primes (2nd member) | 2153rd | 2154th |
| Isolated primes | 13794th | 13796th |
| Primes | 18139th | 18141st |
| Roman numberals | ||
| Base 2 | 1100010100101101112 | 1100010100110000112 |
| Base 3 | 1010202220123 | 1010202221223 |
| Base 4 | 3011023134 | 3011030034 |
| Base 5 | 224301215 | 224301435 |
| Base 6 | 41544356 | 41544556 |
| Base 7 | 15004437 | 15004617 |
| Base 8 | 6122678 | 6123038 |
| Base 9 | 3368659 | 3368789 |
| Base 10 | 20191110 | 20192310 |
| Base 11 | 12877611 | 12878711 |
| Base 12 | 98a1b12 | 98a2b12 |
| Base 13 | 70b9813 | 70ba713 |
| Base 14 | 5382314 | 5383114 |
| Base 15 | 3ec5b15 | 3ec6815 |
| Base 16 | 314b716 | 314c316 |