Compare 1929 vs 1940
| Property | 1929 | 1940 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 31 × 6431 | 22 × 51 × 971 |
| Prime factorization | 3 × 643 | 2 × 2 × 5 × 97 |
| Divisors count | 4 | 12 |
| Divisors | 1, 3, 643, 1929 | 1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940 |
| Number of properties | 1 | 0 |
| Semiprimes | 555th | |
| Roman numberals | MCMXXIX | MCMXL |
| Base 2 | 111100010012 | 111100101002 |
| Base 3 | 21221103 | 21222123 |
| Base 4 | 1320214 | 1321104 |
| Base 5 | 302045 | 302305 |
| Base 6 | 125336 | 125526 |
| Base 7 | 54247 | 54417 |
| Base 8 | 36118 | 36248 |
| Base 9 | 25739 | 25859 |
| Base 10 | 192910 | 194010 |
| Base 11 | 14a411 | 150411 |
| Base 12 | 114912 | 115812 |
| Base 13 | b5513 | b6313 |
| Base 14 | 9bb14 | 9c814 |
| Base 15 | 88915 | 89515 |
| Base 16 | 78916 | 79416 |