Compare 1291 vs 1471
| Property | 1291 | 1471 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 12911 | 14711 |
| Prime factorization | 1291 | 1471 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1291 | 1, 1471 |
| Number of properties | 9 | 9 |
| Additive primes | 113th | 128th |
| Centered heptagonal primes | 7th | |
| Chen primes | 137th | 151st |
| Emirps | 70th | |
| Harmonic primes | 73rd | 79th |
| Isolated primes | 138th | |
| Long primes | 80th | |
| Lucky primes | 54th | 57th |
| Primes | 210th | 233rd |
| Sexy primes (1st member) | 91st | |
| Sexy prime triplets (1st member) | 35th | |
| Super primes | 51st | |
| Twin primes (2nd member) | 44th | |
| Roman numberals | MCCXCI | MCDLXXI |
| Base 2 | 101000010112 | 101101111112 |
| Base 3 | 12022113 | 20001113 |
| Base 4 | 1100234 | 1123334 |
| Base 5 | 201315 | 213415 |
| Base 6 | 55516 | 104516 |
| Base 7 | 35237 | 42017 |
| Base 8 | 24138 | 26778 |
| Base 9 | 16849 | 20149 |
| Base 10 | 129110 | 147110 |
| Base 11 | a7411 | 111811 |
| Base 12 | 8b712 | a2712 |
| Base 13 | 78413 | 89213 |
| Base 14 | 68314 | 77114 |
| Base 15 | 5b115 | 68115 |
| Base 16 | 50b16 | 5bf16 |