Compare 1966 vs 1983
| Property | 1966 | 1983 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 21 × 9831 | 31 × 6611 |
| Prime factorization | 2 × 983 | 3 × 661 |
| Divisors count | 4 | 4 |
| Divisors | 1, 2, 983, 1966 | 1, 3, 661, 1983 |
| Number of properties | 1 | 1 |
| Semiprimes | 568th | 574th |
| Roman numberals | MCMLXVI | MCMLXXXIII |
| Base 2 | 111101011102 | 111101111112 |
| Base 3 | 22002113 | 22011103 |
| Base 4 | 1322324 | 1323334 |
| Base 5 | 303315 | 304135 |
| Base 6 | 130346 | 131036 |
| Base 7 | 55067 | 55327 |
| Base 8 | 36568 | 36778 |
| Base 9 | 26249 | 26439 |
| Base 10 | 196610 | 198310 |
| Base 11 | 152811 | 154311 |
| Base 12 | 117a12 | 119312 |
| Base 13 | b8313 | b9713 |
| Base 14 | a0614 | a1914 |
| Base 15 | 8b115 | 8c315 |
| Base 16 | 7ae16 | 7bf16 |