Compare 51 vs 82
| Property | 51 | 82 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 31 × 171 | 21 × 411 |
| Prime factorization | 3 × 17 | 2 × 41 |
| Divisors count | 4 | 4 |
| Divisors | 1, 3, 17, 51 | 1, 2, 41, 82 |
| Number of properties | 1 | 1 |
| Semiprimes | 18th | 27th |
| Roman numberals | LI | LXXXII |
| Base 2 | 1100112 | 10100102 |
| Base 3 | 12203 | 100013 |
| Base 4 | 3034 | 11024 |
| Base 5 | 2015 | 3125 |
| Base 6 | 1236 | 2146 |
| Base 7 | 1027 | 1457 |
| Base 8 | 638 | 1228 |
| Base 9 | 569 | 1019 |
| Base 10 | 5110 | 8210 |
| Base 11 | 4711 | 7511 |
| Base 12 | 4312 | 6a12 |
| Base 13 | 3c13 | 6413 |
| Base 14 | 3914 | 5c14 |
| Base 15 | 3615 | 5715 |
| Base 16 | 3316 | 5216 |