Compare 201 vs 211
| Property | 201 | 211 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 31 × 671 | 2111 |
| Prime factorization | 3 × 67 | 211 |
| Divisors count | 4 | 2 |
| Divisors | 1, 3, 67, 201 | 1, 211 |
| Number of properties | 1 | 8 |
| Centered decagonal primes | 6th | |
| Chen primes | 37th | |
| Euclid primes | 5th | |
| Isolated primes | 18th | |
| Lucky primes | 14th | |
| Multiplicative primes | 12th | |
| Primes | 47th | |
| Semiprimes | 63rd | |
| Super primes | 15th | |
| Roman numberals | CCI | CCXI |
| Base 2 | 110010012 | 110100112 |
| Base 3 | 211103 | 212113 |
| Base 4 | 30214 | 31034 |
| Base 5 | 13015 | 13215 |
| Base 6 | 5336 | 5516 |
| Base 7 | 4057 | 4217 |
| Base 8 | 3118 | 3238 |
| Base 9 | 2439 | 2549 |
| Base 10 | 20110 | 21110 |
| Base 11 | 17311 | 18211 |
| Base 12 | 14912 | 15712 |
| Base 13 | 12613 | 13313 |
| Base 14 | 10514 | 11114 |
| Base 15 | d615 | e115 |
| Base 16 | c916 | d316 |