Compare 211 vs 431
| Property | 211 | 431 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2111 | 4311 |
| Prime factorization | 211 | 431 |
| Divisors count | 2 | 2 |
| Divisors | 1, 211 | 1, 431 |
| Number of properties | 8 | 10 |
| Centered decagonal primes | 6th | |
| Chen primes | 37th | 59th |
| Class 1+ primes | 16th | |
| Euclid primes | 5th | |
| Good primes | 27th | |
| Harmonic primes | 31st | |
| Isolated primes | 18th | |
| Lucky primes | 14th | |
| Multiplicative primes | 12th | |
| Pierpont primes of the 2nd kind | 16th | |
| Primes | 47th | 83rd |
| Sophie germain primes | 23rd | |
| Super primes | 15th | 23rd |
| Twin primes (1st member) | 23rd | |
| Ulam primes | 12th | |
| Roman numberals | CCXI | CDXXXI |
| Base 2 | 110100112 | 1101011112 |
| Base 3 | 212113 | 1202223 |
| Base 4 | 31034 | 122334 |
| Base 5 | 13215 | 32115 |
| Base 6 | 5516 | 15556 |
| Base 7 | 4217 | 11547 |
| Base 8 | 3238 | 6578 |
| Base 9 | 2549 | 5289 |
| Base 10 | 21110 | 43110 |
| Base 11 | 18211 | 36211 |
| Base 12 | 15712 | 2bb12 |
| Base 13 | 13313 | 27213 |
| Base 14 | 11114 | 22b14 |
| Base 15 | e115 | 1db15 |
| Base 16 | d316 | 1af16 |