Compare 1963 vs 2005
| Property | 1963 | 2005 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 131 × 1511 | 51 × 4011 |
| Prime factorization | 13 × 151 | 5 × 401 |
| Divisors count | 4 | 4 |
| Divisors | 1, 13, 151, 1963 | 1, 5, 401, 2005 |
| Number of properties | 1 | 1 |
| Semiprimes | 567th | 578th |
| Roman numberals | MCMLXIII | MMV |
| Base 2 | 111101010112 | 111110101012 |
| Base 3 | 22002013 | 22020213 |
| Base 4 | 1322234 | 1331114 |
| Base 5 | 303235 | 310105 |
| Base 6 | 130316 | 131416 |
| Base 7 | 55037 | 55637 |
| Base 8 | 36538 | 37258 |
| Base 9 | 26219 | 26679 |
| Base 10 | 196310 | 200510 |
| Base 11 | 152511 | 156311 |
| Base 12 | 117712 | 11b112 |
| Base 13 | b8013 | bb313 |
| Base 14 | a0314 | a3314 |
| Base 15 | 8ad15 | 8da15 |
| Base 16 | 7ab16 | 7d516 |