Compare 1285 vs 1317
| Property | 1285 | 1317 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 51 × 2571 | 31 × 4391 |
| Prime factorization | 5 × 257 | 3 × 439 |
| Divisors count | 4 | 4 |
| Divisors | 1, 5, 257, 1285 | 1, 3, 439, 1317 |
| Number of properties | 1 | 1 |
| Semiprimes | 378th | 386th |
| Roman numberals | MCCLXXXV | MCCCXVII |
| Base 2 | 101000001012 | 101001001012 |
| Base 3 | 12021213 | 12102103 |
| Base 4 | 1100114 | 1102114 |
| Base 5 | 201205 | 202325 |
| Base 6 | 55416 | 100336 |
| Base 7 | 35147 | 35617 |
| Base 8 | 24058 | 24458 |
| Base 9 | 16779 | 17239 |
| Base 10 | 128510 | 131710 |
| Base 11 | a6911 | a9811 |
| Base 12 | 8b112 | 91912 |
| Base 13 | 77b13 | 7a413 |
| Base 14 | 67b14 | 6a114 |
| Base 15 | 5aa15 | 5cc15 |
| Base 16 | 50516 | 52516 |