Compare 499 vs 691
| Property | 499 | 691 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 4991 | 6911 |
| Prime factorization | 499 | 691 |
| Divisors count | 2 | 2 |
| Divisors | 1, 499 | 1, 691 |
| Number of properties | 6 | 3 |
| Chen primes | 67th | |
| Cousin primes (1st member) | 27th | |
| Harmonic primes | 39th | 50th |
| Isolated primes | 48th | 66th |
| Long primes | 35th | |
| Primes | 95th | 125th |
| Roman numberals | CDXCIX | DCXCI |
| Base 2 | 1111100112 | 10101100112 |
| Base 3 | 2001113 | 2211213 |
| Base 4 | 133034 | 223034 |
| Base 5 | 34445 | 102315 |
| Base 6 | 21516 | 31116 |
| Base 7 | 13127 | 20057 |
| Base 8 | 7638 | 12638 |
| Base 9 | 6149 | 8479 |
| Base 10 | 49910 | 69110 |
| Base 11 | 41411 | 57911 |
| Base 12 | 35712 | 49712 |
| Base 13 | 2c513 | 41213 |
| Base 14 | 27914 | 37514 |
| Base 15 | 23415 | 31115 |
| Base 16 | 1f316 | 2b316 |