Compare 211891 vs 212081
| Property | 211891 | 212081 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2118911 | 2120811 |
| Prime factorization | 211891 | 212081 |
| Divisors count | 2 | 2 |
| Divisors | 1, 211891 | 1, 212081 |
| Number of properties | 4 | 5 |
| Chen primes | 7929th | |
| Isolated primes | 14438th | |
| Long primes | 7092nd | |
| Lucky primes | 2426th | |
| Primes | 18969th | 18981st |
| Pythagorean primes | 9477th | |
| Sophie germain primes | 2158th | |
| Twin primes (2nd member) | 2271st | |
| Roman numberals | ||
| Base 2 | 1100111011101100112 | 1100111100011100012 |
| Base 3 | 1012021222113 | 1012022202123 |
| Base 4 | 3032323034 | 3033013014 |
| Base 5 | 232400315 | 232413115 |
| Base 6 | 43125516 | 43135056 |
| Base 7 | 15415217 | 15422127 |
| Base 8 | 6356638 | 6361618 |
| Base 9 | 3525849 | 3528259 |
| Base 10 | 21189110 | 21208110 |
| Base 11 | 13521911 | 13538111 |
| Base 12 | a275712 | a289512 |
| Base 13 | 755a413 | 756bc13 |
| Base 14 | 5731114 | 5740914 |
| Base 15 | 42bb115 | 42c8b15 |
| Base 16 | 33bb316 | 33c7116 |