Compare 2207 vs 2218
| Property | 2207 | 2218 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 22071 | 21 × 11091 |
| Prime factorization | 2207 | 2 × 1109 |
| Divisors count | 2 | 4 |
| Divisors | 1, 2207 | 1, 2, 1109, 2218 |
| 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 | 637th | |
| Sexy primes (1st member) | 136th | |
| Roman numberals | MMCCVII | MMCCXVIII |
| Base 2 | 1000100111112 | 1000101010102 |
| Base 3 | 100002023 | 100010113 |
| Base 4 | 2021334 | 2022224 |
| Base 5 | 323125 | 323335 |
| Base 6 | 141156 | 141346 |
| Base 7 | 63027 | 63167 |
| Base 8 | 42378 | 42528 |
| Base 9 | 30229 | 30349 |
| Base 10 | 220710 | 221810 |
| Base 11 | 172711 | 173711 |
| Base 12 | 133b12 | 134a12 |
| Base 13 | 100a13 | 101813 |
| Base 14 | b3914 | b4614 |
| Base 15 | 9c215 | 9cd15 |
| Base 16 | 89f16 | 8aa16 |