Compare 128215 vs 128285
| Property | 128215 | 128285 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 51 × 256431 | 51 × 256571 |
| Prime factorization | 5 × 25643 | 5 × 25657 |
| Divisors count | 4 | 4 |
| Divisors | 1, 5, 25643, 128215 | 1, 5, 25657, 128285 |
| Number of properties | 1 | 1 |
| Semiprimes | 29650th | 29662nd |
| Roman numberals | ||
| Base 2 | 111110100110101112 | 111110101000111012 |
| Base 3 | 201112122013 | 201112220223 |
| Base 4 | 1331031134 | 1331101314 |
| Base 5 | 131003305 | 131011205 |
| Base 6 | 24253316 | 24255256 |
| Base 7 | 10425437 | 10430037 |
| Base 8 | 3723278 | 3724358 |
| Base 9 | 2147819 | 2148689 |
| Base 10 | 12821510 | 12828510 |
| Base 11 | 8836a11 | 8842311 |
| Base 12 | 6224712 | 622a512 |
| Base 13 | 4648913 | 4651113 |
| Base 14 | 34a2314 | 34a7314 |
| Base 15 | 27eca15 | 2802515 |
| Base 16 | 1f4d716 | 1f51d16 |