Compare 28140 vs 28142
| Property | 28140 | 28142 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 5 | 2 |
| Total factors | 6 | 2 |
| Prime factorization | 22 × 31 × 51 × 71 × 671 | 21 × 140711 |
| Prime factorization | 2 × 2 × 3 × 5 × 7 × 67 | 2 × 14071 |
| Divisors count | 48 | 4 |
| Divisors | 1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 67, 70, 84, 105, 134, 140, 201, 210, 268, 335, 402, 420, 469, 670, 804, 938, 1005, 1340, 1407, 1876, 2010, 2345, 2814, 4020, 4690, 5628, 7035, 9380, 14070, 28140 | 1, 2, 14071, 28142 |
| Number of properties | 0 | 1 |
| Semiprimes | 7017th | |
| Roman numberals | ||
| Base 2 | 1101101111011002 | 1101101111011102 |
| Base 3 | 11021210203 | 11021210223 |
| Base 4 | 123132304 | 123132324 |
| Base 5 | 14000305 | 14000325 |
| Base 6 | 3341406 | 3341426 |
| Base 7 | 1450207 | 1450227 |
| Base 8 | 667548 | 667568 |
| Base 9 | 425369 | 425389 |
| Base 10 | 2814010 | 2814210 |
| Base 11 | 1a16211 | 1a16411 |
| Base 12 | 1435012 | 1435212 |
| Base 13 | ca6813 | ca6a13 |
| Base 14 | a38014 | a38214 |
| Base 15 | 851015 | 851215 |
| Base 16 | 6dec16 | 6dee16 |