Compare 1223 vs 1361
| Property | 1223 | 1361 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 12231 | 13611 |
| Prime factorization | 1223 | 1361 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1223 | 1, 1361 |
| Number of properties | 10 | 9 |
| Additive primes | 120th | |
| Centered decagonal primes | 12th | |
| Chen primes | 142nd | |
| Emirps | 54th | |
| Harmonic primes | 70th | |
| Isolated primes | 119th | 127th |
| Left-truncatable primes | 55th | |
| Long primes | 77th | |
| Mills primes | 3rd | |
| Primes | 200th | 218th |
| Pythagorean primes | 107th | |
| Sexy primes (1st member) | 87th | 95th |
| Sexy primes (2nd member) | 86th | |
| Sexy prime triplets (1st member) | 36th | |
| Sexy prime triplets (2nd member) | 33rd | |
| Sophie germain primes | 43rd | |
| Roman numberals | MCCXXIII | MCCCLXI |
| Base 2 | 100110001112 | 101010100012 |
| Base 3 | 12000223 | 12121023 |
| Base 4 | 1030134 | 1111014 |
| Base 5 | 143435 | 204215 |
| Base 6 | 53556 | 101456 |
| Base 7 | 33657 | 36537 |
| Base 8 | 23078 | 25218 |
| Base 9 | 16089 | 17729 |
| Base 10 | 122310 | 136110 |
| Base 11 | a1211 | 102811 |
| Base 12 | 85b12 | 95512 |
| Base 13 | 73113 | 80913 |
| Base 14 | 63514 | 6d314 |
| Base 15 | 56815 | 60b15 |
| Base 16 | 4c716 | 55116 |