Compare 1891 vs 1892
| Property | 1891 | 1892 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 311 × 611 | 22 × 111 × 431 |
| Prime factorization | 31 × 61 | 2 × 2 × 11 × 43 |
| Divisors count | 4 | 12 |
| Divisors | 1, 31, 61, 1891 | 1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892 |
| Number of properties | 1 | 0 |
| Semiprimes | 542nd | |
| Roman numberals | MDCCCXCI | MDCCCXCII |
| Base 2 | 111011000112 | 111011001002 |
| Base 3 | 21210013 | 21210023 |
| Base 4 | 1312034 | 1312104 |
| Base 5 | 300315 | 300325 |
| Base 6 | 124316 | 124326 |
| Base 7 | 53417 | 53427 |
| Base 8 | 35438 | 35448 |
| Base 9 | 25319 | 25329 |
| Base 10 | 189110 | 189210 |
| Base 11 | 146a11 | 147011 |
| Base 12 | 111712 | 111812 |
| Base 13 | b2613 | b2713 |
| Base 14 | 99114 | 99214 |
| Base 15 | 86115 | 86215 |
| Base 16 | 76316 | 76416 |