Compare 349 vs 349
| Property | 349 | 349 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 3491 | 3491 |
| Prime factorization | 349 | 349 |
| Divisors count | 2 | 2 |
| Divisors | 1, 349 | 1, 349 |
| Number of properties | 7 | 7 |
| Cousin primes (1st member) | 20th | 20th |
| Harmonic primes | 30th | 30th |
| Lucky primes | 20th | 20th |
| Primes | 70th | 70th |
| Prime triplets (2nd member) | 20th | 20th |
| Pythagorean primes | 33rd | 33rd |
| Twin primes (2nd member) | 21st | 21st |
| Roman numberals | CCCXLIX | CCCXLIX |
| Base 2 | 1010111012 | 1010111012 |
| Base 3 | 1102213 | 1102213 |
| Base 4 | 111314 | 111314 |
| Base 5 | 23445 | 23445 |
| Base 6 | 13416 | 13416 |
| Base 7 | 10067 | 10067 |
| Base 8 | 5358 | 5358 |
| Base 9 | 4279 | 4279 |
| Base 10 | 34910 | 34910 |
| Base 11 | 29811 | 29811 |
| Base 12 | 25112 | 25112 |
| Base 13 | 20b13 | 20b13 |
| Base 14 | 1ad14 | 1ad14 |
| Base 15 | 18415 | 18415 |
| Base 16 | 15d16 | 15d16 |