Compare 1123 vs 1223
| Property | 1123 | 1223 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 11231 | 12231 |
| Prime factorization | 1123 | 1223 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1123 | 1, 1223 |
| Number of properties | 7 | 10 |
| Additive primes | 101st | |
| Emirps | 54th | |
| Harmonic primes | 70th | |
| Isolated primes | 109th | 119th |
| Left-truncatable primes | 55th | |
| Long primes | 77th | |
| Lucky primes | 50th | |
| Primes | 188th | 200th |
| Sexy primes (1st member) | 83rd | 87th |
| Sexy primes (2nd member) | 82nd | 86th |
| Sexy prime triplets (2nd member) | 31st | 33rd |
| Sophie germain primes | 43rd | |
| Roman numberals | MCXXIII | MCCXXIII |
| Base 2 | 100011000112 | 100110001112 |
| Base 3 | 11121213 | 12000223 |
| Base 4 | 1012034 | 1030134 |
| Base 5 | 134435 | 143435 |
| Base 6 | 51116 | 53556 |
| Base 7 | 31637 | 33657 |
| Base 8 | 21438 | 23078 |
| Base 9 | 14779 | 16089 |
| Base 10 | 112310 | 122310 |
| Base 11 | 93111 | a1211 |
| Base 12 | 79712 | 85b12 |
| Base 13 | 68513 | 73113 |
| Base 14 | 5a314 | 63514 |
| Base 15 | 4ed15 | 56815 |
| Base 16 | 46316 | 4c716 |