Compare 11981 vs 12149
| Property | 11981 | 12149 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 119811 | 121491 |
| Prime factorization | 11981 | 12149 |
| Divisors count | 2 | 2 |
| Divisors | 1, 11981 | 1, 12149 |
| Number of properties | 7 | 10 |
| Additive primes | 700th | |
| Chen primes | 735th | 744th |
| Emirps | 325th | 332nd |
| Happy primes | 243rd | |
| Harmonic primes | 525th | |
| Isolated primes | 968th | 979th |
| Long primes | 561st | 567th |
| Primes | 1437th | 1454th |
| Pythagorean primes | 707th | 716th |
| Sexy primes (1st member) | 462nd | |
| Sexy primes (2nd member) | 468th | |
| Roman numberals | ||
| Base 2 | 101110110011012 | 101111011101012 |
| Base 3 | 1211022023 | 1211222223 |
| Base 4 | 23230314 | 23313114 |
| Base 5 | 3404115 | 3420445 |
| Base 6 | 1312456 | 1321256 |
| Base 7 | 466347 | 502647 |
| Base 8 | 273158 | 275658 |
| Base 9 | 173829 | 175889 |
| Base 10 | 1198110 | 1214910 |
| Base 11 | 900211 | 914511 |
| Base 12 | 6b2512 | 704512 |
| Base 13 | 55b813 | 56b713 |
| Base 14 | 451b14 | 45db14 |
| Base 15 | 383b15 | 38ee15 |
| Base 16 | 2ecd16 | 2f7516 |