Compare 1940 vs 1947
| Property | 1940 | 1947 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 4 | 3 |
| Prime factorization | 22 × 51 × 971 | 31 × 111 × 591 |
| Prime factorization | 2 × 2 × 5 × 97 | 3 × 11 × 59 |
| Divisors count | 12 | 8 |
| Divisors | 1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940 | 1, 3, 11, 33, 59, 177, 649, 1947 |
| Number of properties | 0 | 0 |
| Roman numberals | MCMXL | MCMXLVII |
| Base 2 | 111100101002 | 111100110112 |
| Base 3 | 21222123 | 22000103 |
| Base 4 | 1321104 | 1321234 |
| Base 5 | 302305 | 302425 |
| Base 6 | 125526 | 130036 |
| Base 7 | 54417 | 54517 |
| Base 8 | 36248 | 36338 |
| Base 9 | 25859 | 26039 |
| Base 10 | 194010 | 194710 |
| Base 11 | 150411 | 151011 |
| Base 12 | 115812 | 116312 |
| Base 13 | b6313 | b6a13 |
| Base 14 | 9c814 | 9d114 |
| Base 15 | 89515 | 89c15 |
| Base 16 | 79416 | 79b16 |