Compare 189881 vs 189886
| Property | 189881 | 189886 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 4 |
| Prime factorization | 1898811 | 21 × 192 × 2631 |
| Prime factorization | 189881 | 2 × 19 × 19 × 263 |
| Divisors count | 2 | 12 |
| Divisors | 1, 189881 | 1, 2, 19, 38, 263, 361, 526, 722, 4997, 9994, 94943, 189886 |
| Number of properties | 6 | 0 |
| Chen primes | 7224th | |
| Cousin primes (2nd member) | 2036th | |
| Isolated primes | 13011th | |
| Primes | 17158th | |
| Pythagorean primes | 8560th | |
| Sexy primes (1st member) | 4109th | |
| Roman numberals | ||
| Base 2 | 1011100101101110012 | 1011100101101111102 |
| Base 3 | 1001221101223 | 1001221102113 |
| Base 4 | 2321123214 | 2321123324 |
| Base 5 | 220340115 | 220340215 |
| Base 6 | 40230256 | 40230346 |
| Base 7 | 14204067 | 14204147 |
| Base 8 | 5626718 | 5626768 |
| Base 9 | 3184189 | 3184249 |
| Base 10 | 18988110 | 18988610 |
| Base 11 | 11a72a11 | 11a73411 |
| Base 12 | 91a7512 | 91a7a12 |
| Base 13 | 6857313 | 6857813 |
| Base 14 | 4d2ad14 | 4d2b414 |
| Base 15 | 3b3db15 | 3b3e115 |
| Base 16 | 2e5b916 | 2e5be16 |