Compare 989977 vs 989989
| Property | 989977 | 989989 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 5 |
| Total factors | 1 | 5 |
| Prime factorization | 9899771 | 71 × 111 × 131 × 231 × 431 |
| Prime factorization | 989977 | 7 × 11 × 13 × 23 × 43 |
| Divisors count | 2 | 32 |
| Divisors | 1, 989977 | 1, 7, 11, 13, 23, 43, 77, 91, 143, 161, 253, 299, 301, 473, 559, 989, 1001, 1771, 2093, 3289, 3311, 3913, 6149, 6923, 10879, 12857, 23023, 43043, 76153, 89999, 141427, 989989 |
| Number of properties | 6 | 0 |
| Chen primes | 29702nd | |
| Cousin primes (1st member) | 8088th | |
| Isolated primes | 61574th | |
| Primes | 77775th | |
| Sexy primes (2nd member) | 16240th | |
| Ulam primes | 5703rd | |
| Roman numberals | ||
| Base 2 | 111100011011000110012 | 111100011011001001012 |
| Base 3 | 12120212222113 | 12120220000213 |
| Base 4 | 33012301214 | 33012302114 |
| Base 5 | 2231344025 | 2231344245 |
| Base 6 | 331151216 | 331151416 |
| Base 7 | 112621427 | 112621607 |
| Base 8 | 36154318 | 36154458 |
| Base 9 | 17678849 | 17680079 |
| Base 10 | 98997710 | 98998910 |
| Base 11 | 61686a11 | 61688011 |
| Base 12 | 3b8aa112 | 3b8ab112 |
| Base 13 | 2887b113 | 2887c013 |
| Base 14 | 1baac914 | 1baad714 |
| Base 15 | 1484d715 | 1484e415 |
| Base 16 | f1b1916 | f1b2516 |