Compare 1912 vs 1915
| Property | 1912 | 1915 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 23 × 2391 | 51 × 3831 |
| Prime factorization | 2 × 2 × 2 × 239 | 5 × 383 |
| Divisors count | 8 | 4 |
| Divisors | 1, 2, 4, 8, 239, 478, 956, 1912 | 1, 5, 383, 1915 |
| Number of properties | 0 | 1 |
| Semiprimes | 550th | |
| Roman numberals | MCMXII | MCMXV |
| Base 2 | 111011110002 | 111011110112 |
| Base 3 | 21212113 | 21212213 |
| Base 4 | 1313204 | 1313234 |
| Base 5 | 301225 | 301305 |
| Base 6 | 125046 | 125116 |
| Base 7 | 54017 | 54047 |
| Base 8 | 35708 | 35738 |
| Base 9 | 25549 | 25579 |
| Base 10 | 191210 | 191510 |
| Base 11 | 148911 | 149111 |
| Base 12 | 113412 | 113712 |
| Base 13 | b4113 | b4413 |
| Base 14 | 9a814 | 9ab14 |
| Base 15 | 87715 | 87a15 |
| Base 16 | 77816 | 77b16 |