Compare 21211 vs 21611
| Property | 21211 | 21611 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 212111 | 216111 |
| Prime factorization | 21211 | 21611 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21211 | 1, 21611 |
| Number of properties | 5 | 8 |
| Additive primes | 1108th | 1125th |
| Chen primes | 1191st | |
| Isolated primes | 1664th | |
| Long primes | 906th | 916th |
| Lucky primes | 388th | |
| Primes | 2385th | 2427th |
| Prime triplets (1st member) | 185th | |
| Sexy primes (1st member) | 738th | |
| Sophie germain primes | 350th | |
| Twin primes (1st member) | 369th | |
| Roman numberals | ||
| Base 2 | 1010010110110112 | 1010100011010112 |
| Base 3 | 10020021213 | 10021221023 |
| Base 4 | 110231234 | 111012234 |
| Base 5 | 11343215 | 11424215 |
| Base 6 | 2421116 | 2440156 |
| Base 7 | 1155617 | 1200027 |
| Base 8 | 513338 | 521538 |
| Base 9 | 320779 | 325729 |
| Base 10 | 2121110 | 2161110 |
| Base 11 | 14a3311 | 1526711 |
| Base 12 | 1033712 | 1060b12 |
| Base 13 | 986813 | 9ab513 |
| Base 14 | 7a3114 | 7c3914 |
| Base 15 | 644115 | 660b15 |
| Base 16 | 52db16 | 546b16 |