Compare 11977 vs 11981
| Property | 11977 | 11981 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 71 × 291 × 591 | 119811 |
| Prime factorization | 7 × 29 × 59 | 11981 |
| Divisors count | 8 | 2 |
| Divisors | 1, 7, 29, 59, 203, 413, 1711, 11977 | 1, 11981 |
| Number of properties | 0 | 7 |
| Chen primes | 735th | |
| Emirps | 325th | |
| Isolated primes | 968th | |
| Long primes | 561st | |
| Primes | 1437th | |
| Pythagorean primes | 707th | |
| Sexy primes (1st member) | 462nd | |
| Roman numberals | ||
| Base 2 | 101110110010012 | 101110110011012 |
| Base 3 | 1211021213 | 1211022023 |
| Base 4 | 23230214 | 23230314 |
| Base 5 | 3404025 | 3404115 |
| Base 6 | 1312416 | 1312456 |
| Base 7 | 466307 | 466347 |
| Base 8 | 273118 | 273158 |
| Base 9 | 173779 | 173829 |
| Base 10 | 1197710 | 1198110 |
| Base 11 | 8aa911 | 900211 |
| Base 12 | 6b2112 | 6b2512 |
| Base 13 | 55b413 | 55b813 |
| Base 14 | 451714 | 451b14 |
| Base 15 | 383715 | 383b15 |
| Base 16 | 2ec916 | 2ecd16 |