Compare 2207 vs 2209
| Property | 2207 | 2209 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 2 |
| Prime factorization | 22071 | 472 |
| Prime factorization | 2207 | 47 × 47 |
| Divisors count | 2 | 3 |
| Divisors | 1, 2207 | 1, 47, 2209 |
| Number of properties | 9 | 1 |
| Additive primes | 173rd | |
| Chen primes | 200th | |
| Cousin primes (2nd member) | 68th | |
| Isolated primes | 196th | |
| Long primes | 128th | |
| Lucas primes | 9th | |
| Primes | 329th | |
| Safe primes | 42nd | |
| Semiprimes | 634th | |
| Sexy primes (1st member) | 136th | |
| Roman numberals | MMCCVII | MMCCIX |
| Base 2 | 1000100111112 | 1000101000012 |
| Base 3 | 100002023 | 100002113 |
| Base 4 | 2021334 | 2022014 |
| Base 5 | 323125 | 323145 |
| Base 6 | 141156 | 141216 |
| Base 7 | 63027 | 63047 |
| Base 8 | 42378 | 42418 |
| Base 9 | 30229 | 30249 |
| Base 10 | 220710 | 220910 |
| Base 11 | 172711 | 172911 |
| Base 12 | 133b12 | 134112 |
| Base 13 | 100a13 | 100c13 |
| Base 14 | b3914 | b3b14 |
| Base 15 | 9c215 | 9c415 |
| Base 16 | 89f16 | 8a116 |