Compare 1812 vs 1822
| Property | 1812 | 1822 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 22 × 31 × 1511 | 21 × 9111 |
| Prime factorization | 2 × 2 × 3 × 151 | 2 × 911 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 3, 4, 6, 12, 151, 302, 453, 604, 906, 1812 | 1, 2, 911, 1822 |
| Number of properties | 0 | 1 |
| Semiprimes | 525th | |
| Roman numberals | MDCCCXII | MDCCCXXII |
| Base 2 | 111000101002 | 111000111102 |
| Base 3 | 21110103 | 21111113 |
| Base 4 | 1301104 | 1301324 |
| Base 5 | 242225 | 242425 |
| Base 6 | 122206 | 122346 |
| Base 7 | 51667 | 52127 |
| Base 8 | 34248 | 34368 |
| Base 9 | 24339 | 24449 |
| Base 10 | 181210 | 182210 |
| Base 11 | 13a811 | 140711 |
| Base 12 | 107012 | 107a12 |
| Base 13 | a9513 | aa213 |
| Base 14 | 93614 | 94214 |
| Base 15 | 80c15 | 81715 |
| Base 16 | 71416 | 71e16 |