Compare 668051 vs 668063
| Property | 668051 | 668063 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 6680511 | 111 × 607331 |
| Prime factorization | 668051 | 11 × 60733 |
| Divisors count | 2 | 4 |
| Divisors | 1, 668051 | 1, 11, 60733, 668063 |
| Number of properties | 6 | 1 |
| Chen primes | 21177th | |
| Cousin primes (2nd member) | 5843rd | |
| Isolated primes | 42477th | |
| Primes | 54174th | |
| Semiprimes | 142882nd | |
| Sophie germain primes | 5507th | |
| Ulam primes | 3982nd | |
| Roman numberals | ||
| Base 2 | 101000110001100100112 | 101000110001100111112 |
| Base 3 | 10202211011223 | 10202211020023 |
| Base 4 | 22030121034 | 22030121334 |
| Base 5 | 1323342015 | 1323342235 |
| Base 6 | 221524556 | 221525156 |
| Base 7 | 54514467 | 54514647 |
| Base 8 | 24306238 | 24306378 |
| Base 9 | 12273489 | 12273629 |
| Base 10 | 66805110 | 66806310 |
| Base 11 | 416a0a11 | 416a2011 |
| Base 12 | 28272b12 | 28273b12 |
| Base 13 | 1a50c713 | 1a510613 |
| Base 14 | 13565d14 | 13566b14 |
| Base 15 | d2e1b15 | d2e2815 |
| Base 16 | a319316 | a319f16 |