Compare 1925 vs 1931
| Property | 1925 | 1931 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 52 × 71 × 111 | 19311 |
| Prime factorization | 5 × 5 × 7 × 11 | 1931 |
| Divisors count | 12 | 2 |
| Divisors | 1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 1925 | 1, 1931 |
| Number of properties | 0 | 5 |
| Chen primes | 182nd | |
| Harmonic primes | 108th | |
| Primes | 294th | |
| Sophie germain primes | 59th | |
| Twin primes (1st member) | 59th | |
| Roman numberals | MCMXXV | MCMXXXI |
| Base 2 | 111100001012 | 111100010112 |
| Base 3 | 21220223 | 21221123 |
| Base 4 | 1320114 | 1320234 |
| Base 5 | 302005 | 302115 |
| Base 6 | 125256 | 125356 |
| Base 7 | 54207 | 54267 |
| Base 8 | 36058 | 36138 |
| Base 9 | 25689 | 25759 |
| Base 10 | 192510 | 193110 |
| Base 11 | 14a011 | 14a611 |
| Base 12 | 114512 | 114b12 |
| Base 13 | b5113 | b5713 |
| Base 14 | 9b714 | 9bd14 |
| Base 15 | 88515 | 88b15 |
| Base 16 | 78516 | 78b16 |