Compare 7991 vs 7993
| Property | 7991 | 7993 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 611 × 1311 | 79931 |
| Prime factorization | 61 × 131 | 7993 |
| Divisors count | 4 | 2 |
| Divisors | 1, 61, 131, 7991 | 1, 7993 |
| Number of properties | 1 | 3 |
| Isolated primes | 658th | |
| Primes | 1007th | |
| Pythagorean primes | 499th | |
| Semiprimes | 2127th | |
| Roman numberals | ||
| Base 2 | 11111001101112 | 11111001110012 |
| Base 3 | 1012212223 | 1012220013 |
| Base 4 | 13303134 | 13303214 |
| Base 5 | 2234315 | 2234335 |
| Base 6 | 1005556 | 1010016 |
| Base 7 | 322047 | 322067 |
| Base 8 | 174678 | 174718 |
| Base 9 | 118589 | 118619 |
| Base 10 | 799110 | 799310 |
| Base 11 | 600511 | 600711 |
| Base 12 | 475b12 | 476112 |
| Base 13 | 383913 | 383b13 |
| Base 14 | 2cab14 | 2cad14 |
| Base 15 | 257b15 | 257d15 |
| Base 16 | 1f3716 | 1f3916 |