Compare 30661 vs 30667
| Property | 30661 | 30667 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 306611 | 71 × 131 × 3371 |
| Prime factorization | 30661 | 7 × 13 × 337 |
| Divisors count | 2 | 8 |
| Divisors | 1, 30661 | 1, 7, 13, 91, 337, 2359, 4381, 30667 |
| Number of properties | 6 | 0 |
| Emirps | 650th | |
| Happy primes | 544th | |
| Isolated primes | 2358th | |
| Primes | 3307th | |
| Pythagorean primes | 1644th | |
| Super primes | 465th | |
| Roman numberals | ||
| Base 2 | 1110111110001012 | 1110111110010112 |
| Base 3 | 11200011213 | 11200012113 |
| Base 4 | 131330114 | 131330234 |
| Base 5 | 14401215 | 14401325 |
| Base 6 | 3535416 | 3535516 |
| Base 7 | 1552517 | 1552607 |
| Base 8 | 737058 | 737138 |
| Base 9 | 460479 | 460549 |
| Base 10 | 3066110 | 3066710 |
| Base 11 | 2104411 | 2104a11 |
| Base 12 | 158b112 | 158b712 |
| Base 13 | 10c5713 | 10c6013 |
| Base 14 | b26114 | b26714 |
| Base 15 | 914115 | 914715 |
| Base 16 | 77c516 | 77cb16 |