Compare 349 vs 503
| Property | 349 | 503 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 3491 | 5031 |
| Prime factorization | 349 | 503 |
| Divisors count | 2 | 2 |
| Divisors | 1, 349 | 1, 503 |
| Number of properties | 7 | 9 |
| Chen primes | 68th | |
| Cousin primes (1st member) | 20th | |
| Cousin primes (2nd member) | 27th | |
| Harmonic primes | 30th | 40th |
| Isolated primes | 49th | |
| Long primes | 36th | |
| Lucky primes | 20th | |
| Primes | 70th | 96th |
| Prime triplets (2nd member) | 20th | |
| Pythagorean primes | 33rd | |
| Safe primes | 18th | |
| Sexy primes (1st member) | 47th | |
| Solinas primes | 37th | |
| Twin primes (2nd member) | 21st | |
| Roman numberals | CCCXLIX | DIII |
| Base 2 | 1010111012 | 1111101112 |
| Base 3 | 1102213 | 2001223 |
| Base 4 | 111314 | 133134 |
| Base 5 | 23445 | 40035 |
| Base 6 | 13416 | 21556 |
| Base 7 | 10067 | 13167 |
| Base 8 | 5358 | 7678 |
| Base 9 | 4279 | 6189 |
| Base 10 | 34910 | 50310 |
| Base 11 | 29811 | 41811 |
| Base 12 | 25112 | 35b12 |
| Base 13 | 20b13 | 2c913 |
| Base 14 | 1ad14 | 27d14 |
| Base 15 | 18415 | 23815 |
| Base 16 | 15d16 | 1f716 |