Compare 666089 vs 666671
| Property | 666089 | 666671 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6660891 | 6666711 |
| Prime factorization | 666089 | 666671 |
| Divisors count | 2 | 2 |
| Divisors | 1, 666089 | 1, 666671 |
| Number of properties | 3 | 4 |
| Chen primes | 21128th | 21140th |
| Cousin primes (2nd member) | 5831st | |
| Isolated primes | 42398th | |
| Primes | 54031st | 54071st |
| Twin primes (1st member) | 5832nd | |
| Roman numberals | ||
| Base 2 | 101000101001111010012 | 101000101100001011112 |
| Base 3 | 10202112002223 | 10202121111123 |
| Base 4 | 22022132214 | 22023002334 |
| Base 5 | 1323033245 | 1323131415 |
| Base 6 | 221354256 | 221422356 |
| Base 7 | 54426447 | 54444357 |
| Base 8 | 24247518 | 24260578 |
| Base 9 | 12246289 | 12254459 |
| Base 10 | 66608910 | 66667110 |
| Base 11 | 41549611 | 41597511 |
| Base 12 | 28157512 | 28197b12 |
| Base 13 | 1a424813 | 1a45a513 |
| Base 14 | 134a5b14 | 134d5514 |
| Base 15 | d255e15 | d27eb15 |
| Base 16 | a29e916 | a2c2f16 |