Compare 2179 vs 2191
| Property | 2179 | 2191 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 21791 | 71 × 3131 |
| Prime factorization | 2179 | 7 × 313 |
| Divisors count | 2 | 4 |
| Divisors | 1, 2179 | 1, 7, 313, 2191 |
| Number of properties | 7 | 1 |
| Additive primes | 171st | |
| Chen primes | 199th | |
| Harmonic primes | 119th | |
| Isolated primes | 194th | |
| Long primes | 127th | |
| Primes | 327th | |
| Semiprimes | 628th | |
| Wedderburn-etherington primes | 6th | |
| Roman numberals | MMCLXXIX | MMCXCI |
| Base 2 | 1000100000112 | 1000100011112 |
| Base 3 | 22222013 | 100000113 |
| Base 4 | 2020034 | 2020334 |
| Base 5 | 322045 | 322315 |
| Base 6 | 140316 | 140516 |
| Base 7 | 62327 | 62507 |
| Base 8 | 42038 | 42178 |
| Base 9 | 28819 | 30049 |
| Base 10 | 217910 | 219110 |
| Base 11 | 170111 | 171211 |
| Base 12 | 131712 | 132712 |
| Base 13 | cb813 | cc713 |
| Base 14 | b1914 | b2714 |
| Base 15 | 9a415 | 9b115 |
| Base 16 | 88316 | 88f16 |