Compare 1223 vs 1223
| Property | 1223 | 1223 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 12231 | 12231 |
| Prime factorization | 1223 | 1223 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1223 | 1, 1223 |
| Number of properties | 10 | 10 |
| Emirps | 54th | 54th |
| Harmonic primes | 70th | 70th |
| Isolated primes | 119th | 119th |
| Left-truncatable primes | 55th | 55th |
| Long primes | 77th | 77th |
| Primes | 200th | 200th |
| Sexy primes (1st member) | 87th | 87th |
| Sexy primes (2nd member) | 86th | 86th |
| Sexy prime triplets (2nd member) | 33rd | 33rd |
| Sophie germain primes | 43rd | 43rd |
| Roman numberals | MCCXXIII | MCCXXIII |
| Base 2 | 100110001112 | 100110001112 |
| Base 3 | 12000223 | 12000223 |
| Base 4 | 1030134 | 1030134 |
| Base 5 | 143435 | 143435 |
| Base 6 | 53556 | 53556 |
| Base 7 | 33657 | 33657 |
| Base 8 | 23078 | 23078 |
| Base 9 | 16089 | 16089 |
| Base 10 | 122310 | 122310 |
| Base 11 | a1211 | a1211 |
| Base 12 | 85b12 | 85b12 |
| Base 13 | 73113 | 73113 |
| Base 14 | 63514 | 63514 |
| Base 15 | 56815 | 56815 |
| Base 16 | 4c716 | 4c716 |