Compare 1959 vs 1985
| Property | 1959 | 1985 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 31 × 6531 | 51 × 3971 |
| Prime factorization | 3 × 653 | 5 × 397 |
| Divisors count | 4 | 4 |
| Divisors | 1, 3, 653, 1959 | 1, 5, 397, 1985 |
| Number of properties | 1 | 1 |
| Semiprimes | 565th | 575th |
| Roman numberals | MCMLIX | MCMLXXXV |
| Base 2 | 111101001112 | 111110000012 |
| Base 3 | 22001203 | 22011123 |
| Base 4 | 1322134 | 1330014 |
| Base 5 | 303145 | 304205 |
| Base 6 | 130236 | 131056 |
| Base 7 | 54667 | 55347 |
| Base 8 | 36478 | 37018 |
| Base 9 | 26169 | 26459 |
| Base 10 | 195910 | 198510 |
| Base 11 | 152111 | 154511 |
| Base 12 | 117312 | 119512 |
| Base 13 | b7913 | b9913 |
| Base 14 | 9dd14 | a1b14 |
| Base 15 | 8a915 | 8c515 |
| Base 16 | 7a716 | 7c116 |