Compare 349 vs 499
| Property | 349 | 499 | 
|---|---|---|
| Type | prime | prime | 
| Unique factors | 1 | 1 | 
| Total factors | 1 | 1 | 
| Prime factorization | 3491 | 4991 | 
| Prime factorization | 349 | 499 | 
| Divisors count | 2 | 2 | 
| Divisors | 1, 349 | 1, 499 | 
| Number of properties | 7 | 6 | 
| Chen primes | 67th | |
| Cousin primes (1st member) | 20th | 27th | 
| Harmonic primes | 30th | 39th | 
| Isolated primes | 48th | |
| Long primes | 35th | |
| Lucky primes | 20th | |
| Primes | 70th | 95th | 
| Prime triplets (2nd member) | 20th | |
| Pythagorean primes | 33rd | |
| Twin primes (2nd member) | 21st | |
| Roman numberals | CCCXLIX | CDXCIX | 
| Base 2 | 1010111012 | 1111100112 | 
| Base 3 | 1102213 | 2001113 | 
| Base 4 | 111314 | 133034 | 
| Base 5 | 23445 | 34445 | 
| Base 6 | 13416 | 21516 | 
| Base 7 | 10067 | 13127 | 
| Base 8 | 5358 | 7638 | 
| Base 9 | 4279 | 6149 | 
| Base 10 | 34910 | 49910 | 
| Base 11 | 29811 | 41411 | 
| Base 12 | 25112 | 35712 | 
| Base 13 | 20b13 | 2c513 | 
| Base 14 | 1ad14 | 27914 | 
| Base 15 | 18415 | 23415 | 
| Base 16 | 15d16 | 1f316 |