Compare 1919 vs 1922
| Property | 1919 | 1922 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 2 |
| Total factors | 2 | 3 |
| Prime factorization | 191 × 1011 | 21 × 312 |
| Prime factorization | 19 × 101 | 2 × 31 × 31 |
| Divisors count | 4 | 6 |
| Divisors | 1, 19, 101, 1919 | 1, 2, 31, 62, 961, 1922 |
| Number of properties | 1 | 0 |
| Semiprimes | 551st | |
| Roman numberals | MCMXIX | MCMXXII |
| Base 2 | 111011111112 | 111100000102 |
| Base 3 | 21220023 | 21220123 |
| Base 4 | 1313334 | 1320024 |
| Base 5 | 301345 | 301425 |
| Base 6 | 125156 | 125226 |
| Base 7 | 54117 | 54147 |
| Base 8 | 35778 | 36028 |
| Base 9 | 25629 | 25659 |
| Base 10 | 191910 | 192210 |
| Base 11 | 149511 | 149811 |
| Base 12 | 113b12 | 114212 |
| Base 13 | b4813 | b4b13 |
| Base 14 | 9b114 | 9b414 |
| Base 15 | 87e15 | 88215 |
| Base 16 | 77f16 | 78216 |