Compare 1976 vs 1981
| Property | 1976 | 1981 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 5 | 2 |
| Prime factorization | 23 × 131 × 191 | 71 × 2831 |
| Prime factorization | 2 × 2 × 2 × 13 × 19 | 7 × 283 |
| Divisors count | 16 | 4 |
| Divisors | 1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976 | 1, 7, 283, 1981 |
| Number of properties | 0 | 1 |
| Semiprimes | 572nd | |
| Roman numberals | MCMLXXVI | MCMLXXXI |
| Base 2 | 111101110002 | 111101111012 |
| Base 3 | 22010123 | 22011013 |
| Base 4 | 1323204 | 1323314 |
| Base 5 | 304015 | 304115 |
| Base 6 | 130526 | 131016 |
| Base 7 | 55227 | 55307 |
| Base 8 | 36708 | 36758 |
| Base 9 | 26359 | 26419 |
| Base 10 | 197610 | 198110 |
| Base 11 | 153711 | 154111 |
| Base 12 | 118812 | 119112 |
| Base 13 | b9013 | b9513 |
| Base 14 | a1214 | a1714 |
| Base 15 | 8bb15 | 8c115 |
| Base 16 | 7b816 | 7bd16 |