Compare 1223 vs 1583
| Property | 1223 | 1583 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 12231 | 15831 |
| Prime factorization | 1223 | 1583 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1223 | 1, 1583 |
| Number of properties | 10 | 9 |
| Additive primes | 135th | |
| Chen primes | 159th | |
| Cousin primes (2nd member) | 56th | |
| Emirps | 54th | 76th |
| Harmonic primes | 70th | 84th |
| Isolated primes | 119th | 151st |
| Left-truncatable primes | 55th | |
| Long primes | 77th | 98th |
| Primes | 200th | 250th |
| Sexy primes (1st member) | 87th | |
| Sexy primes (2nd member) | 86th | |
| Sexy prime triplets (2nd member) | 33rd | |
| Sophie germain primes | 43rd | 53rd |
| Roman numberals | MCCXXIII | MDLXXXIII |
| Base 2 | 100110001112 | 110001011112 |
| Base 3 | 12000223 | 20111223 |
| Base 4 | 1030134 | 1202334 |
| Base 5 | 143435 | 223135 |
| Base 6 | 53556 | 111556 |
| Base 7 | 33657 | 44217 |
| Base 8 | 23078 | 30578 |
| Base 9 | 16089 | 21489 |
| Base 10 | 122310 | 158310 |
| Base 11 | a1211 | 120a11 |
| Base 12 | 85b12 | abb12 |
| Base 13 | 73113 | 94a13 |
| Base 14 | 63514 | 81114 |
| Base 15 | 56815 | 70815 |
| Base 16 | 4c716 | 62f16 |