Compare 911 vs 1201
| Property | 911 | 1201 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 9111 | 12011 |
| Prime factorization | 911 | 1201 |
| Divisors count | 2 | 2 |
| Divisors | 1, 911 | 1, 1201 |
| Number of properties | 7 | 11 |
| Additive primes | 83rd | |
| Centered decagonal primes | 9th | 11th |
| Centered square primes | 12th | |
| Chen primes | 106th | 130th |
| Cousin primes (2nd member) | 39th | |
| Cuban primes 2 | 6th | |
| Emirps | 51st | |
| Harmonic primes | 69th | |
| Isolated primes | 87th | 116th |
| Lucky primes | 51st | |
| Primes | 156th | 197th |
| Pythagorean primes | 96th | |
| Sophie germain primes | 36th | |
| Super primes | 45th | |
| Roman numberals | CMXI | MCCI |
| Base 2 | 11100011112 | 100101100012 |
| Base 3 | 10202023 | 11221113 |
| Base 4 | 320334 | 1023014 |
| Base 5 | 121215 | 143015 |
| Base 6 | 41156 | 53216 |
| Base 7 | 24417 | 33347 |
| Base 8 | 16178 | 22618 |
| Base 9 | 12229 | 15749 |
| Base 10 | 91110 | 120110 |
| Base 11 | 75911 | 9a211 |
| Base 12 | 63b12 | 84112 |
| Base 13 | 55113 | 71513 |
| Base 14 | 49114 | 61b14 |
| Base 15 | 40b15 | 55115 |
| Base 16 | 38f16 | 4b116 |