Compare 1000661 vs 1000667
| Property | 1000661 | 1000667 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 231 × 1391 × 3131 | 10006671 |
| Prime factorization | 23 × 139 × 313 | 1000667 |
| Divisors count | 8 | 2 |
| Divisors | 1, 23, 139, 313, 3197, 7199, 43507, 1000661 | 1, 1000667 |
| Number of properties | 0 | 4 |
| Chen primes | 29966th | |
| Primes | 78550th | |
| Safe primes | 4325th | |
| Twin primes (1st member) | 8176th | |
| Roman numberals | ||
| Base 2 | 111101000100110101012 | 111101000100110110112 |
| Base 3 | 12122111221123 | 12122111222023 |
| Base 4 | 33101031114 | 33101031234 |
| Base 5 | 2240101215 | 2240101325 |
| Base 6 | 332404056 | 332404156 |
| Base 7 | 113352447 | 113352537 |
| Base 8 | 36423258 | 36423338 |
| Base 9 | 17845759 | 17845829 |
| Base 10 | 100066110 | 100066710 |
| Base 11 | 6238a211 | 6238a811 |
| Base 12 | 40310512 | 40310b12 |
| Base 13 | 29060c13 | 29061513 |
| Base 14 | 1c095b14 | 1c096314 |
| Base 15 | 14b75b15 | 14b76215 |
| Base 16 | f44d516 | f44db16 |