Compare 1949 vs 2251
| Property | 1949 | 2251 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 19491 | 22511 |
| Prime factorization | 1949 | 2251 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1949 | 1, 2251 |
| Number of properties | 8 | 6 |
| Additive primes | 156th | |
| Chen primes | 183rd | 204th |
| Emirps | 95th | |
| Harmonic primes | 110th | 122nd |
| Isolated primes | 200th | |
| Long primes | 115th | 130th |
| Lucky primes | 76th | |
| Primes | 296th | 335th |
| Pythagorean primes | 144th | |
| Twin primes (1st member) | 60th | |
| Roman numberals | MCMXLIX | MMCCLI |
| Base 2 | 111100111012 | 1000110010112 |
| Base 3 | 22000123 | 100021013 |
| Base 4 | 1321314 | 2030234 |
| Base 5 | 302445 | 330015 |
| Base 6 | 130056 | 142316 |
| Base 7 | 54537 | 63647 |
| Base 8 | 36358 | 43138 |
| Base 9 | 26059 | 30719 |
| Base 10 | 194910 | 225110 |
| Base 11 | 151211 | 176711 |
| Base 12 | 116512 | 137712 |
| Base 13 | b6c13 | 104213 |
| Base 14 | 9d314 | b6b14 |
| Base 15 | 89e15 | a0115 |
| Base 16 | 79d16 | 8cb16 |