Compare 1930 vs 1939
| Property | 1930 | 1939 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 21 × 51 × 1931 | 71 × 2771 |
| Prime factorization | 2 × 5 × 193 | 7 × 277 |
| Divisors count | 8 | 4 |
| Divisors | 1, 2, 5, 10, 193, 386, 965, 1930 | 1, 7, 277, 1939 |
| Number of properties | 0 | 1 |
| Semiprimes | 558th | |
| Roman numberals | MCMXXX | MCMXXXIX |
| Base 2 | 111100010102 | 111100100112 |
| Base 3 | 21221113 | 21222113 |
| Base 4 | 1320224 | 1321034 |
| Base 5 | 302105 | 302245 |
| Base 6 | 125346 | 125516 |
| Base 7 | 54257 | 54407 |
| Base 8 | 36128 | 36238 |
| Base 9 | 25749 | 25849 |
| Base 10 | 193010 | 193910 |
| Base 11 | 14a511 | 150311 |
| Base 12 | 114a12 | 115712 |
| Base 13 | b5613 | b6213 |
| Base 14 | 9bc14 | 9c714 |
| Base 15 | 88a15 | 89415 |
| Base 16 | 78a16 | 79316 |