Compare 28285 vs 28287
| Property | 28285 | 28287 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 51 × 56571 | 32 × 71 × 4491 |
| Prime factorization | 5 × 5657 | 3 × 3 × 7 × 449 |
| Divisors count | 4 | 12 |
| Divisors | 1, 5, 5657, 28285 | 1, 3, 7, 9, 21, 63, 449, 1347, 3143, 4041, 9429, 28287 |
| Number of properties | 1 | 0 |
| Semiprimes | 7051st | |
| Roman numberals | ||
| Base 2 | 1101110011111012 | 1101110011111112 |
| Base 3 | 11022101213 | 11022102003 |
| Base 4 | 123213314 | 123213334 |
| Base 5 | 14011205 | 14011225 |
| Base 6 | 3345416 | 3345436 |
| Base 7 | 1453157 | 1453207 |
| Base 8 | 671758 | 671778 |
| Base 9 | 427179 | 427209 |
| Base 10 | 2828510 | 2828710 |
| Base 11 | 1a28411 | 1a28611 |
| Base 12 | 1445112 | 1445312 |
| Base 13 | cb4a13 | cb4c13 |
| Base 14 | a44514 | a44714 |
| Base 15 | 85aa15 | 85ac15 |
| Base 16 | 6e7d16 | 6e7f16 |