Compare 1223 vs 1307
| Property | 1223 | 1307 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 12231 | 13071 |
| Prime factorization | 1223 | 1307 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1223 | 1, 1307 |
| Number of properties | 10 | 7 |
| Additive primes | 117th | |
| Cousin primes (2nd member) | 48th | |
| Emirps | 54th | |
| Harmonic primes | 70th | |
| Isolated primes | 119th | 125th |
| Left-truncatable primes | 55th | |
| Long primes | 77th | |
| Primes | 200th | 214th |
| Prime triplets (3rd member) | 35th | |
| Safe primes | 29th | |
| Sexy primes (1st member) | 87th | |
| Sexy primes (2nd member) | 86th | 93rd |
| Sexy prime triplets (2nd member) | 33rd | |
| Sophie germain primes | 43rd | |
| Roman numberals | MCCXXIII | MCCCVII |
| Base 2 | 100110001112 | 101000110112 |
| Base 3 | 12000223 | 12101023 |
| Base 4 | 1030134 | 1101234 |
| Base 5 | 143435 | 202125 |
| Base 6 | 53556 | 100156 |
| Base 7 | 33657 | 35457 |
| Base 8 | 23078 | 24338 |
| Base 9 | 16089 | 17129 |
| Base 10 | 122310 | 130710 |
| Base 11 | a1211 | a8911 |
| Base 12 | 85b12 | 90b12 |
| Base 13 | 73113 | 79713 |
| Base 14 | 63514 | 69514 |
| Base 15 | 56815 | 5c215 |
| Base 16 | 4c716 | 51b16 |