Compare 1808 vs 1812
| Property | 1808 | 1812 | 
|---|---|---|
| Type | composite number | composite number | 
| Unique factors | 2 | 3 | 
| Total factors | 5 | 4 | 
| Prime factorization | 24 × 1131 | 22 × 31 × 1511 | 
| Prime factorization | 2 × 2 × 2 × 2 × 113 | 2 × 2 × 3 × 151 | 
| Divisors count | 10 | 12 | 
| Divisors | 1, 2, 4, 8, 16, 113, 226, 452, 904, 1808 | 1, 2, 3, 4, 6, 12, 151, 302, 453, 604, 906, 1812 | 
| Number of properties | 0 | 0 | 
| Roman numberals | MDCCCVIII | MDCCCXII | 
| Base 2 | 111000100002 | 111000101002 | 
| Base 3 | 21102223 | 21110103 | 
| Base 4 | 1301004 | 1301104 | 
| Base 5 | 242135 | 242225 | 
| Base 6 | 122126 | 122206 | 
| Base 7 | 51627 | 51667 | 
| Base 8 | 34208 | 34248 | 
| Base 9 | 24289 | 24339 | 
| Base 10 | 180810 | 181210 | 
| Base 11 | 13a411 | 13a811 | 
| Base 12 | 106812 | 107012 | 
| Base 13 | a9113 | a9513 | 
| Base 14 | 93214 | 93614 | 
| Base 15 | 80815 | 80c15 | 
| Base 16 | 71016 | 71416 |