Compare 28278 vs 28285
| Property | 28278 | 28285 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 21 × 32 × 15711 | 51 × 56571 |
| Prime factorization | 2 × 3 × 3 × 1571 | 5 × 5657 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 3, 6, 9, 18, 1571, 3142, 4713, 9426, 14139, 28278 | 1, 5, 5657, 28285 |
| Number of properties | 0 | 1 |
| Semiprimes | 7051st | |
| Roman numberals | ||
| Base 2 | 1101110011101102 | 1101110011111012 |
| Base 3 | 11022101003 | 11022101213 |
| Base 4 | 123213124 | 123213314 |
| Base 5 | 14011035 | 14011205 |
| Base 6 | 3345306 | 3345416 |
| Base 7 | 1453057 | 1453157 |
| Base 8 | 671668 | 671758 |
| Base 9 | 427109 | 427179 |
| Base 10 | 2827810 | 2828510 |
| Base 11 | 1a27811 | 1a28411 |
| Base 12 | 1444612 | 1445112 |
| Base 13 | cb4313 | cb4a13 |
| Base 14 | a43c14 | a44514 |
| Base 15 | 85a315 | 85aa15 |
| Base 16 | 6e7616 | 6e7d16 |