Compare 666089 vs 666097
| Property | 666089 | 666097 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 6660891 | 311 × 214871 |
| Prime factorization | 666089 | 31 × 21487 |
| Divisors count | 2 | 4 |
| Divisors | 1, 666089 | 1, 31, 21487, 666097 |
| Number of properties | 3 | 1 |
| Chen primes | 21128th | |
| Primes | 54031st | |
| Semiprimes | 142475th | |
| Twin primes (1st member) | 5832nd | |
| Roman numberals | ||
| Base 2 | 101000101001111010012 | 101000101001111100012 |
| Base 3 | 10202112002223 | 10202112010213 |
| Base 4 | 22022132214 | 22022133014 |
| Base 5 | 1323033245 | 1323033425 |
| Base 6 | 221354256 | 221354416 |
| Base 7 | 54426447 | 54426557 |
| Base 8 | 24247518 | 24247618 |
| Base 9 | 12246289 | 12246379 |
| Base 10 | 66608910 | 66609710 |
| Base 11 | 41549611 | 4154a311 |
| Base 12 | 28157512 | 28158112 |
| Base 13 | 1a424813 | 1a425313 |
| Base 14 | 134a5b14 | 134a6514 |
| Base 15 | d255e15 | d256715 |
| Base 16 | a29e916 | a29f116 |