Compare 30971 vs 30981
| Property | 30971 | 30981 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 309711 | 31 × 231 × 4491 |
| Prime factorization | 30971 | 3 × 23 × 449 |
| Divisors count | 2 | 8 |
| Divisors | 1, 30971 | 1, 3, 23, 69, 449, 1347, 10327, 30981 |
| Number of properties | 7 | 0 |
| Chen primes | 1595th | |
| Emirps | 660th | |
| Harmonic primes | 1241st | |
| Isolated primes | 2383rd | |
| Primes | 3338th | |
| Sexy primes (1st member) | 975th | |
| Sexy prime triplets (1st member) | 249th | |
| Roman numberals | ||
| Base 2 | 1111000111110112 | 1111001000001012 |
| Base 3 | 11201110023 | 11201111103 |
| Base 4 | 132033234 | 132100114 |
| Base 5 | 14423415 | 14424115 |
| Base 6 | 3552156 | 3552336 |
| Base 7 | 1562037 | 1562167 |
| Base 8 | 743738 | 744058 |
| Base 9 | 464329 | 464439 |
| Base 10 | 3097110 | 3098110 |
| Base 11 | 212a611 | 2130511 |
| Base 12 | 15b0b12 | 15b1912 |
| Base 13 | 1113513 | 1114213 |
| Base 14 | b40314 | b40d14 |
| Base 15 | 929b15 | 92a615 |
| Base 16 | 78fb16 | 790516 |