Compare 499 vs 505
| Property | 499 | 505 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 4991 | 51 × 1011 |
| Prime factorization | 499 | 5 × 101 |
| Divisors count | 2 | 4 |
| Divisors | 1, 499 | 1, 5, 101, 505 |
| Number of properties | 6 | 1 |
| Chen primes | 67th | |
| Cousin primes (1st member) | 27th | |
| Harmonic primes | 39th | |
| Isolated primes | 48th | |
| Long primes | 35th | |
| Primes | 95th | |
| Semiprimes | 156th | |
| Roman numberals | CDXCIX | DV |
| Base 2 | 1111100112 | 1111110012 |
| Base 3 | 2001113 | 2002013 |
| Base 4 | 133034 | 133214 |
| Base 5 | 34445 | 40105 |
| Base 6 | 21516 | 22016 |
| Base 7 | 13127 | 13217 |
| Base 8 | 7638 | 7718 |
| Base 9 | 6149 | 6219 |
| Base 10 | 49910 | 50510 |
| Base 11 | 41411 | 41a11 |
| Base 12 | 35712 | 36112 |
| Base 13 | 2c513 | 2cb13 |
| Base 14 | 27914 | 28114 |
| Base 15 | 23415 | 23a15 |
| Base 16 | 1f316 | 1f916 |