Compare 11970 vs 11981
| Property | 11970 | 11981 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 5 | 1 |
| Total factors | 6 | 1 |
| Prime factorization | 21 × 32 × 51 × 71 × 191 | 119811 |
| Prime factorization | 2 × 3 × 3 × 5 × 7 × 19 | 11981 |
| Divisors count | 48 | 2 |
| Divisors | 1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 57, 63, 70, 90, 95, 105, 114, 126, 133, 171, 190, 210, 266, 285, 315, 342, 399, 570, 630, 665, 798, 855, 1197, 1330, 1710, 1995, 2394, 3990, 5985, 11970 | 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 | 101110110000102 | 101110110011012 |
| Base 3 | 1211021003 | 1211022023 |
| Base 4 | 23230024 | 23230314 |
| Base 5 | 3403405 | 3404115 |
| Base 6 | 1312306 | 1312456 |
| Base 7 | 466207 | 466347 |
| Base 8 | 273028 | 273158 |
| Base 9 | 173709 | 173829 |
| Base 10 | 1197010 | 1198110 |
| Base 11 | 8aa211 | 900211 |
| Base 12 | 6b1612 | 6b2512 |
| Base 13 | 55aa13 | 55b813 |
| Base 14 | 451014 | 451b14 |
| Base 15 | 383015 | 383b15 |
| Base 16 | 2ec216 | 2ecd16 |