Compare 349 vs 358
| Property | 349 | 358 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 3491 | 21 × 1791 |
| Prime factorization | 349 | 2 × 179 |
| Divisors count | 2 | 4 |
| Divisors | 1, 349 | 1, 2, 179, 358 |
| Number of properties | 7 | 1 |
| Cousin primes (1st member) | 20th | |
| Harmonic primes | 30th | |
| Lucky primes | 20th | |
| Primes | 70th | |
| Prime triplets (2nd member) | 20th | |
| Pythagorean primes | 33rd | |
| Semiprimes | 113th | |
| Twin primes (2nd member) | 21st | |
| Roman numberals | CCCXLIX | CCCLVIII |
| Base 2 | 1010111012 | 1011001102 |
| Base 3 | 1102213 | 1110213 |
| Base 4 | 111314 | 112124 |
| Base 5 | 23445 | 24135 |
| Base 6 | 13416 | 13546 |
| Base 7 | 10067 | 10217 |
| Base 8 | 5358 | 5468 |
| Base 9 | 4279 | 4379 |
| Base 10 | 34910 | 35810 |
| Base 11 | 29811 | 2a611 |
| Base 12 | 25112 | 25a12 |
| Base 13 | 20b13 | 21713 |
| Base 14 | 1ad14 | 1b814 |
| Base 15 | 18415 | 18d15 |
| Base 16 | 15d16 | 16616 |