Compare 1940 vs 1948
| Property | 1940 | 1948 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 2 |
| Total factors | 4 | 3 |
| Prime factorization | 22 × 51 × 971 | 22 × 4871 |
| Prime factorization | 2 × 2 × 5 × 97 | 2 × 2 × 487 |
| Divisors count | 12 | 6 |
| Divisors | 1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940 | 1, 2, 4, 487, 974, 1948 |
| Number of properties | 0 | 0 |
| Roman numberals | MCMXL | MCMXLVIII |
| Base 2 | 111100101002 | 111100111002 |
| Base 3 | 21222123 | 22000113 |
| Base 4 | 1321104 | 1321304 |
| Base 5 | 302305 | 302435 |
| Base 6 | 125526 | 130046 |
| Base 7 | 54417 | 54527 |
| Base 8 | 36248 | 36348 |
| Base 9 | 25859 | 26049 |
| Base 10 | 194010 | 194810 |
| Base 11 | 150411 | 151111 |
| Base 12 | 115812 | 116412 |
| Base 13 | b6313 | b6b13 |
| Base 14 | 9c814 | 9d214 |
| Base 15 | 89515 | 89d15 |
| Base 16 | 79416 | 79c16 |