Compare 666119 vs 666123
| Property | 666119 | 666123 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 6661191 | 31 × 2220411 |
| Prime factorization | 666119 | 3 × 222041 |
| Divisors count | 2 | 4 |
| Divisors | 1, 666119 | 1, 3, 222041, 666123 |
| Number of properties | 4 | 1 |
| Additive primes | 21092nd | |
| Chen primes | 21129th | |
| Isolated primes | 42371st | |
| Primes | 54034th | |
| Semiprimes | 142480th | |
| Roman numberals | ||
| Base 2 | 101000101010000001112 | 101000101010000010112 |
| Base 3 | 10202112020023 | 10202112020203 |
| Base 4 | 22022200134 | 22022200234 |
| Base 5 | 1323034345 | 1323034435 |
| Base 6 | 221355156 | 221355236 |
| Base 7 | 54430167 | 54430237 |
| Base 8 | 24250078 | 24250138 |
| Base 9 | 12246629 | 12246669 |
| Base 10 | 66611910 | 66612310 |
| Base 11 | 41551311 | 41551711 |
| Base 12 | 28159b12 | 2815a312 |
| Base 13 | 1a426c13 | 1a427313 |
| Base 14 | 134a7d14 | 134a8314 |
| Base 15 | d257e15 | d258315 |
| Base 16 | a2a0716 | a2a0b16 |