Compare 1142 vs 1149
| Property | 1142 | 1149 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 21 × 5711 | 31 × 3831 |
| Prime factorization | 2 × 571 | 3 × 383 |
| Divisors count | 4 | 4 |
| Divisors | 1, 2, 571, 1142 | 1, 3, 383, 1149 |
| Number of properties | 1 | 1 |
| Semiprimes | 336th | 339th |
| Roman numberals | MCXLII | MCXLIX |
| Base 2 | 100011101102 | 100011111012 |
| Base 3 | 11200223 | 11201203 |
| Base 4 | 1013124 | 1013314 |
| Base 5 | 140325 | 140445 |
| Base 6 | 51426 | 51536 |
| Base 7 | 32217 | 32317 |
| Base 8 | 21668 | 21758 |
| Base 9 | 15089 | 15169 |
| Base 10 | 114210 | 114910 |
| Base 11 | 94911 | 95511 |
| Base 12 | 7b212 | 7b912 |
| Base 13 | 69b13 | 6a513 |
| Base 14 | 5b814 | 5c114 |
| Base 15 | 51215 | 51915 |
| Base 16 | 47616 | 47d16 |