Compare 989912 vs 989921
| Property | 989912 | 989921 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 4 | 1 |
| Total factors | 6 | 1 |
| Prime factorization | 23 × 71 × 111 × 16071 | 9899211 |
| Prime factorization | 2 × 2 × 2 × 7 × 11 × 1607 | 989921 |
| Divisors count | 32 | 2 |
| Divisors | 1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 1607, 3214, 6428, 11249, 12856, 17677, 22498, 35354, 44996, 70708, 89992, 123739, 141416, 247478, 494956, 989912 | 1, 989921 |
| Number of properties | 0 | 3 |
| Cousin primes (2nd member) | 8087th | |
| Isolated primes | 61568th | |
| Primes | 77769th | |
| Roman numberals | ||
| Base 2 | 111100011010110110002 | 111100011010111000012 |
| Base 3 | 12120212201023 | 12120212202023 |
| Base 4 | 33012231204 | 33012232014 |
| Base 5 | 2231341225 | 2231341415 |
| Base 6 | 331145326 | 331145456 |
| Base 7 | 112620207 | 112620327 |
| Base 8 | 36153308 | 36153418 |
| Base 9 | 17678129 | 17678229 |
| Base 10 | 98991210 | 98992110 |
| Base 11 | 61681011 | 61681911 |
| Base 12 | 3b8a4812 | 3b8a5512 |
| Base 13 | 28876113 | 28876a13 |
| Base 14 | 1baa8014 | 1baa8914 |
| Base 15 | 14849215 | 14849b15 |
| Base 16 | f1ad816 | f1ae116 |