Compare 1931 vs 2099
| Property | 1931 | 2099 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 19311 | 20991 |
| Prime factorization | 1931 | 2099 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1931 | 1, 2099 |
| Number of properties | 5 | 6 |
| Chen primes | 182nd | 194th |
| Harmonic primes | 108th | |
| Isolated primes | 190th | |
| Long primes | 121st | |
| Primes | 294th | 317th |
| Safe primes | 41st | |
| Sophie germain primes | 59th | |
| Super primes | 66th | |
| Twin primes (1st member) | 59th | |
| Roman numberals | MCMXXXI | MMXCIX |
| Base 2 | 111100010112 | 1000001100112 |
| Base 3 | 21221123 | 22122023 |
| Base 4 | 1320234 | 2003034 |
| Base 5 | 302115 | 313445 |
| Base 6 | 125356 | 134156 |
| Base 7 | 54267 | 60567 |
| Base 8 | 36138 | 40638 |
| Base 9 | 25759 | 27829 |
| Base 10 | 193110 | 209910 |
| Base 11 | 14a611 | 163911 |
| Base 12 | 114b12 | 126b12 |
| Base 13 | b5713 | c5613 |
| Base 14 | 9bd14 | a9d14 |
| Base 15 | 88b15 | 94e15 |
| Base 16 | 78b16 | 83316 |