Compare 19956 vs 19961
| Property | 19956 | 19961 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 22 × 31 × 16631 | 199611 |
| Prime factorization | 2 × 2 × 3 × 1663 | 19961 |
| Divisors count | 12 | 2 |
| Divisors | 1, 2, 3, 4, 6, 12, 1663, 3326, 4989, 6652, 9978, 19956 | 1, 19961 |
| Number of properties | 0 | 5 |
| Chen primes | 1110th | |
| Good primes | 257th | |
| Primes | 2256th | |
| Pythagorean primes | 1122nd | |
| Twin primes (1st member) | 341st | |
| Roman numberals | ||
| Base 2 | 1001101111101002 | 1001101111110012 |
| Base 3 | 10001010103 | 10001010223 |
| Base 4 | 103133104 | 103133214 |
| Base 5 | 11143115 | 11143215 |
| Base 6 | 2322206 | 2322256 |
| Base 7 | 1121167 | 1121247 |
| Base 8 | 467648 | 467718 |
| Base 9 | 303339 | 303389 |
| Base 10 | 1995610 | 1996110 |
| Base 11 | 13aa211 | 13aa711 |
| Base 12 | b67012 | b67512 |
| Base 13 | 911113 | 911613 |
| Base 14 | 73b614 | 73bb14 |
| Base 15 | 5da615 | 5dab15 |
| Base 16 | 4df416 | 4df916 |