Compare 1223 vs 1233
| Property | 1223 | 1233 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 2 |
| Total factors | 1 | 3 |
| Prime factorization | 12231 | 32 × 1371 |
| Prime factorization | 1223 | 3 × 3 × 137 |
| Divisors count | 2 | 6 |
| Divisors | 1, 1223 | 1, 3, 9, 137, 411, 1233 |
| Number of properties | 10 | 0 |
| Emirps | 54th | |
| Harmonic primes | 70th | |
| Isolated primes | 119th | |
| Left-truncatable primes | 55th | |
| Long primes | 77th | |
| Primes | 200th | |
| Sexy primes (1st member) | 87th | |
| Sexy primes (2nd member) | 86th | |
| Sexy prime triplets (2nd member) | 33rd | |
| Sophie germain primes | 43rd | |
| Roman numberals | MCCXXIII | MCCXXXIII |
| Base 2 | 100110001112 | 100110100012 |
| Base 3 | 12000223 | 12002003 |
| Base 4 | 1030134 | 1031014 |
| Base 5 | 143435 | 144135 |
| Base 6 | 53556 | 54136 |
| Base 7 | 33657 | 34117 |
| Base 8 | 23078 | 23218 |
| Base 9 | 16089 | 16209 |
| Base 10 | 122310 | 123310 |
| Base 11 | a1211 | a2111 |
| Base 12 | 85b12 | 86912 |
| Base 13 | 73113 | 73b13 |
| Base 14 | 63514 | 64114 |
| Base 15 | 56815 | 57315 |
| Base 16 | 4c716 | 4d116 |