Compare 1277 vs 1399
| Property | 1277 | 1399 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 12771 | 13991 |
| Prime factorization | 1277 | 1399 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1277 | 1, 1399 |
| Number of properties | 10 | 6 |
| Additive primes | 111th | |
| Chen primes | 134th | 145th |
| Emirps | 65th | |
| Good primes | 50th | 52nd |
| Happy primes | 41st | |
| Harmonic primes | 76th | |
| Isolated primes | 131st | |
| Primes | 206th | 222nd |
| Prime triplets (1st member) | 33rd | |
| Pythagorean primes | 102nd | |
| Sexy primes (1st member) | 89th | |
| Sexy prime triplets (1st member) | 34th | |
| Twin primes (1st member) | 43rd | |
| Roman numberals | MCCLXXVII | MCCCXCIX |
| Base 2 | 100111111012 | 101011101112 |
| Base 3 | 12020223 | 12202113 |
| Base 4 | 1033314 | 1113134 |
| Base 5 | 201025 | 210445 |
| Base 6 | 55256 | 102516 |
| Base 7 | 35037 | 40367 |
| Base 8 | 23758 | 25678 |
| Base 9 | 16689 | 18249 |
| Base 10 | 127710 | 139910 |
| Base 11 | a6111 | 106211 |
| Base 12 | 8a512 | 98712 |
| Base 13 | 77313 | 83813 |
| Base 14 | 67314 | 71d14 |
| Base 15 | 5a215 | 63415 |
| Base 16 | 4fd16 | 57716 |