Compare 2189 vs 2191
| Property | 2189 | 2191 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 111 × 1991 | 71 × 3131 |
| Prime factorization | 11 × 199 | 7 × 313 |
| Divisors count | 4 | 4 |
| Divisors | 1, 11, 199, 2189 | 1, 7, 313, 2191 |
| Number of properties | 1 | 1 |
| Semiprimes | 627th | 628th |
| Roman numberals | MMCLXXXIX | MMCXCI |
| Base 2 | 1000100011012 | 1000100011112 |
| Base 3 | 100000023 | 100000113 |
| Base 4 | 2020314 | 2020334 |
| Base 5 | 322245 | 322315 |
| Base 6 | 140456 | 140516 |
| Base 7 | 62457 | 62507 |
| Base 8 | 42158 | 42178 |
| Base 9 | 30029 | 30049 |
| Base 10 | 218910 | 219110 |
| Base 11 | 171011 | 171211 |
| Base 12 | 132512 | 132712 |
| Base 13 | cc513 | cc713 |
| Base 14 | b2514 | b2714 |
| Base 15 | 9ae15 | 9b115 |
| Base 16 | 88d16 | 88f16 |