Compare 27 vs 51
| Property | 27 | 51 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 33 | 31 × 171 |
| Prime factorization | 3 × 3 × 3 | 3 × 17 |
| Divisors count | 4 | 4 |
| Divisors | 1, 3, 9, 27 | 1, 3, 17, 51 |
| Number of properties | 0 | 1 |
| Semiprimes | 18th | |
| Roman numberals | XXVII | LI |
| Base 2 | 110112 | 1100112 |
| Base 3 | 10003 | 12203 |
| Base 4 | 1234 | 3034 |
| Base 5 | 1025 | 2015 |
| Base 6 | 436 | 1236 |
| Base 7 | 367 | 1027 |
| Base 8 | 338 | 638 |
| Base 9 | 309 | 569 |
| Base 10 | 2710 | 5110 |
| Base 11 | 2511 | 4711 |
| Base 12 | 2312 | 4312 |
| Base 13 | 2113 | 3c13 |
| Base 14 | 1d14 | 3914 |
| Base 15 | 1c15 | 3615 |
| Base 16 | 1b16 | 3316 |