Compare 211231 vs 212039
| Property | 211231 | 212039 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2112311 | 2120391 |
| Prime factorization | 211231 | 212039 |
| Divisors count | 2 | 2 |
| Divisors | 1, 211231 | 1, 212039 |
| Number of properties | 3 | 7 |
| Additive primes | 7660th | |
| Chen primes | 7927th | |
| Isolated primes | 14436th | |
| Primes | 18913th | 18979th |
| Safe primes | 1236th | |
| Sophie germain primes | 2157th | |
| Super primes | 2152nd | 2158th |
| Twin primes (2nd member) | 2265th | |
| Roman numberals | ||
| Base 2 | 1100111001000111112 | 1100111100010001112 |
| Base 3 | 1012012021013 | 1012022120223 |
| Base 4 | 3032101334 | 3033010134 |
| Base 5 | 232244115 | 232411245 |
| Base 6 | 43055316 | 43133556 |
| Base 7 | 15365567 | 15421227 |
| Base 8 | 6344378 | 6361078 |
| Base 9 | 3516719 | 3527689 |
| Base 10 | 21123110 | 21203910 |
| Base 11 | 13477911 | 13534311 |
| Base 12 | a22a712 | a285b12 |
| Base 13 | 751b713 | 7568913 |
| Base 14 | 56d9d14 | 573b914 |
| Base 15 | 428c115 | 42c5e15 |
| Base 16 | 3391f16 | 33c4716 |