Compare 19951 vs 19961
| Property | 19951 | 19961 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 711 × 2811 | 199611 |
| Prime factorization | 71 × 281 | 19961 |
| Divisors count | 4 | 2 |
| Divisors | 1, 71, 281, 19951 | 1, 19961 |
| Number of properties | 1 | 5 |
| Chen primes | 1110th | |
| Good primes | 257th | |
| Primes | 2256th | |
| Pythagorean primes | 1122nd | |
| Semiprimes | 5074th | |
| Twin primes (1st member) | 341st | |
| Roman numberals | ||
| Base 2 | 1001101111011112 | 1001101111110012 |
| Base 3 | 10001002213 | 10001010223 |
| Base 4 | 103132334 | 103133214 |
| Base 5 | 11143015 | 11143215 |
| Base 6 | 2322116 | 2322256 |
| Base 7 | 1121117 | 1121247 |
| Base 8 | 467578 | 467718 |
| Base 9 | 303279 | 303389 |
| Base 10 | 1995110 | 1996110 |
| Base 11 | 13a9811 | 13aa711 |
| Base 12 | b66712 | b67512 |
| Base 13 | 910913 | 911613 |
| Base 14 | 73b114 | 73bb14 |
| Base 15 | 5da115 | 5dab15 |
| Base 16 | 4def16 | 4df916 |