Compare 1949 vs 1954
| Property | 1949 | 1954 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 19491 | 21 × 9771 |
| Prime factorization | 1949 | 2 × 977 |
| Divisors count | 2 | 4 |
| Divisors | 1, 1949 | 1, 2, 977, 1954 |
| Number of properties | 8 | 1 |
| Additive primes | 156th | |
| Chen primes | 183rd | |
| Emirps | 95th | |
| Harmonic primes | 110th | |
| Long primes | 115th | |
| Primes | 296th | |
| Pythagorean primes | 144th | |
| Semiprimes | 563rd | |
| Twin primes (1st member) | 60th | |
| Roman numberals | MCMXLIX | MCMLIV |
| Base 2 | 111100111012 | 111101000102 |
| Base 3 | 22000123 | 22001013 |
| Base 4 | 1321314 | 1322024 |
| Base 5 | 302445 | 303045 |
| Base 6 | 130056 | 130146 |
| Base 7 | 54537 | 54617 |
| Base 8 | 36358 | 36428 |
| Base 9 | 26059 | 26119 |
| Base 10 | 194910 | 195410 |
| Base 11 | 151211 | 151711 |
| Base 12 | 116512 | 116a12 |
| Base 13 | b6c13 | b7413 |
| Base 14 | 9d314 | 9d814 |
| Base 15 | 89e15 | 8a415 |
| Base 16 | 79d16 | 7a216 |