Compare 989913 vs 989921
| Property | 989913 | 989921 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 3111 × 10611 | 9899211 |
| Prime factorization | 3 × 311 × 1061 | 989921 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 311, 933, 1061, 3183, 329971, 989913 | 1, 989921 |
| Number of properties | 0 | 3 |
| Cousin primes (2nd member) | 8087th | |
| Isolated primes | 61568th | |
| Primes | 77769th | |
| Roman numberals | ||
| Base 2 | 111100011010110110012 | 111100011010111000012 |
| Base 3 | 12120212201103 | 12120212202023 |
| Base 4 | 33012231214 | 33012232014 |
| Base 5 | 2231341235 | 2231341415 |
| Base 6 | 331145336 | 331145456 |
| Base 7 | 112620217 | 112620327 |
| Base 8 | 36153318 | 36153418 |
| Base 9 | 17678139 | 17678229 |
| Base 10 | 98991310 | 98992110 |
| Base 11 | 61681111 | 61681911 |
| Base 12 | 3b8a4912 | 3b8a5512 |
| Base 13 | 28876213 | 28876a13 |
| Base 14 | 1baa8114 | 1baa8914 |
| Base 15 | 14849315 | 14849b15 |
| Base 16 | f1ad916 | f1ae116 |