Compare 1884 vs 1891
| Property | 1884 | 1891 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 22 × 31 × 1571 | 311 × 611 |
| Prime factorization | 2 × 2 × 3 × 157 | 31 × 61 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 3, 4, 6, 12, 157, 314, 471, 628, 942, 1884 | 1, 31, 61, 1891 |
| Number of properties | 0 | 1 |
| Semiprimes | 542nd | |
| Roman numberals | MDCCCLXXXIV | MDCCCXCI |
| Base 2 | 111010111002 | 111011000112 |
| Base 3 | 21202103 | 21210013 |
| Base 4 | 1311304 | 1312034 |
| Base 5 | 300145 | 300315 |
| Base 6 | 124206 | 124316 |
| Base 7 | 53317 | 53417 |
| Base 8 | 35348 | 35438 |
| Base 9 | 25239 | 25319 |
| Base 10 | 188410 | 189110 |
| Base 11 | 146311 | 146a11 |
| Base 12 | 111012 | 111712 |
| Base 13 | b1c13 | b2613 |
| Base 14 | 98814 | 99114 |
| Base 15 | 85915 | 86115 |
| Base 16 | 75c16 | 76316 |