Compare 1223 vs 2347
| Property | 1223 | 2347 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 12231 | 23471 |
| Prime factorization | 1223 | 2347 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1223 | 1, 2347 |
| Number of properties | 10 | 6 |
| Cousin primes (1st member) | 72nd | |
| Emirps | 54th | |
| Harmonic primes | 70th | 129th |
| Isolated primes | 119th | 207th |
| Left-truncatable primes | 55th | 65th |
| Long primes | 77th | |
| Primes | 200th | 348th |
| Sexy primes (1st member) | 87th | |
| Sexy primes (2nd member) | 86th | 142nd |
| Sexy prime triplets (2nd member) | 33rd | |
| Sophie germain primes | 43rd | |
| Roman numberals | MCCXXIII | MMCCCXLVII |
| Base 2 | 100110001112 | 1001001010112 |
| Base 3 | 12000223 | 100122213 |
| Base 4 | 1030134 | 2102234 |
| Base 5 | 143435 | 333425 |
| Base 6 | 53556 | 145116 |
| Base 7 | 33657 | 65627 |
| Base 8 | 23078 | 44538 |
| Base 9 | 16089 | 31879 |
| Base 10 | 122310 | 234710 |
| Base 11 | a1211 | 184411 |
| Base 12 | 85b12 | 143712 |
| Base 13 | 73113 | 10b713 |
| Base 14 | 63514 | bd914 |
| Base 15 | 56815 | a6715 |
| Base 16 | 4c716 | 92b16 |