Compare 1231 vs 1279
| Property | 1231 | 1279 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 12311 | 12791 |
| Prime factorization | 1231 | 1279 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1231 | 1, 1279 |
| Number of properties | 6 | 7 |
| Additive primes | 108th | 112th |
| Cousin primes (1st member) | 46th | |
| Emirps | 56th | 60th |
| Lucky primes | 52nd | |
| Primes | 202nd | 207th |
| Prime triplets (2nd member) | 33rd | |
| Sexy primes (1st member) | 88th | |
| Solinas primes | 53rd | |
| Twin primes (2nd member) | 42nd | 43rd |
| Roman numberals | MCCXXXI | MCCLXXIX |
| Base 2 | 100110011112 | 100111111112 |
| Base 3 | 12001213 | 12021013 |
| Base 4 | 1030334 | 1033334 |
| Base 5 | 144115 | 201045 |
| Base 6 | 54116 | 55316 |
| Base 7 | 34067 | 35057 |
| Base 8 | 23178 | 23778 |
| Base 9 | 16179 | 16719 |
| Base 10 | 123110 | 127910 |
| Base 11 | a1a11 | a6311 |
| Base 12 | 86712 | 8a712 |
| Base 13 | 73913 | 77513 |
| Base 14 | 63d14 | 67514 |
| Base 15 | 57115 | 5a415 |
| Base 16 | 4cf16 | 4ff16 |