Compare 1931 vs 2179
| Property | 1931 | 2179 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 19311 | 21791 |
| Prime factorization | 1931 | 2179 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1931 | 1, 2179 |
| Number of properties | 5 | 7 |
| Additive primes | 171st | |
| Chen primes | 182nd | 199th |
| Harmonic primes | 108th | 119th |
| Isolated primes | 194th | |
| Long primes | 127th | |
| Primes | 294th | 327th |
| Sophie germain primes | 59th | |
| Twin primes (1st member) | 59th | |
| Wedderburn-etherington primes | 6th | |
| Roman numberals | MCMXXXI | MMCLXXIX |
| Base 2 | 111100010112 | 1000100000112 |
| Base 3 | 21221123 | 22222013 |
| Base 4 | 1320234 | 2020034 |
| Base 5 | 302115 | 322045 |
| Base 6 | 125356 | 140316 |
| Base 7 | 54267 | 62327 |
| Base 8 | 36138 | 42038 |
| Base 9 | 25759 | 28819 |
| Base 10 | 193110 | 217910 |
| Base 11 | 14a611 | 170111 |
| Base 12 | 114b12 | 131712 |
| Base 13 | b5713 | cb813 |
| Base 14 | 9bd14 | b1914 |
| Base 15 | 88b15 | 9a415 |
| Base 16 | 78b16 | 88316 |