Compare 199889 vs 199891
| Property | 199889 | 199891 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 1998891 | 471 × 42531 |
| Prime factorization | 199889 | 47 × 4253 |
| Divisors count | 2 | 4 |
| Divisors | 1, 199889 | 1, 47, 4253, 199891 |
| Number of properties | 5 | 1 |
| Chen primes | 7523rd | |
| Isolated primes | 13660th | |
| Primes | 17977th | |
| Pythagorean primes | 8973rd | |
| Semiprimes | 45204th | |
| Super primes | 2061st | |
| Roman numberals | ||
| Base 2 | 1100001100110100012 | 1100001100110100112 |
| Base 3 | 1010110120223 | 1010110121013 |
| Base 4 | 3003031014 | 3003031034 |
| Base 5 | 223440245 | 223440315 |
| Base 6 | 41412256 | 41412316 |
| Base 7 | 14615247 | 14615267 |
| Base 8 | 6063218 | 6063238 |
| Base 9 | 3341689 | 3341719 |
| Base 10 | 19988910 | 19989110 |
| Base 11 | 1271a811 | 1271aa11 |
| Base 12 | 9781512 | 9781712 |
| Base 13 | 6cca113 | 6cca313 |
| Base 14 | 52bbb14 | 52bbd14 |
| Base 15 | 3e35e15 | 3e36115 |
| Base 16 | 30cd116 | 30cd316 |