Compare 2187 vs 2189
| Property | 2187 | 2189 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 7 | 2 |
| Prime factorization | 37 | 111 × 1991 |
| Prime factorization | 3 × 3 × 3 × 3 × 3 × 3 × 3 | 11 × 199 |
| Divisors count | 8 | 4 |
| Divisors | 1, 3, 9, 27, 81, 243, 729, 2187 | 1, 11, 199, 2189 |
| Number of properties | 0 | 1 |
| Semiprimes | 627th | |
| Roman numberals | MMCLXXXVII | MMCLXXXIX |
| Base 2 | 1000100010112 | 1000100011012 |
| Base 3 | 100000003 | 100000023 |
| Base 4 | 2020234 | 2020314 |
| Base 5 | 322225 | 322245 |
| Base 6 | 140436 | 140456 |
| Base 7 | 62437 | 62457 |
| Base 8 | 42138 | 42158 |
| Base 9 | 30009 | 30029 |
| Base 10 | 218710 | 218910 |
| Base 11 | 170911 | 171011 |
| Base 12 | 132312 | 132512 |
| Base 13 | cc313 | cc513 |
| Base 14 | b2314 | b2514 |
| Base 15 | 9ac15 | 9ae15 |
| Base 16 | 88b16 | 88d16 |