Compare 201911 vs 202231
| Property | 201911 | 202231 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2019111 | 2022311 |
| Prime factorization | 201911 | 202231 |
| Divisors count | 2 | 2 |
| Divisors | 1, 201911 | 1, 202231 |
| Number of properties | 4 | 4 |
| Chen primes | 7584th | 7593rd |
| Cousin primes (2nd member) | 2153rd | |
| Isolated primes | 13794th | 13817th |
| Lucky primes | 2331st | |
| Primes | 18139th | 18166th |
| Roman numberals | ||
| Base 2 | 1100010100101101112 | 1100010101111101112 |
| Base 3 | 1010202220123 | 1010211020013 |
| Base 4 | 3011023134 | 3011133134 |
| Base 5 | 224301215 | 224324115 |
| Base 6 | 41544356 | 42001316 |
| Base 7 | 15004437 | 15014117 |
| Base 8 | 6122678 | 6127678 |
| Base 9 | 3368659 | 3373619 |
| Base 10 | 20191110 | 20223110 |
| Base 11 | 12877611 | 128a3711 |
| Base 12 | 98a1b12 | 9904712 |
| Base 13 | 70b9813 | 7108313 |
| Base 14 | 5382314 | 539b114 |
| Base 15 | 3ec5b15 | 3edc115 |
| Base 16 | 314b716 | 315f716 |