Compare 30538 vs 30539
| Property | 30538 | 30539 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 21 × 152691 | 305391 |
| Prime factorization | 2 × 15269 | 30539 |
| Divisors count | 4 | 2 |
| Divisors | 1, 2, 15269, 30538 | 1, 30539 |
| Number of properties | 1 | 7 |
| Chen primes | 1577th | |
| Emirps | 645th | |
| Isolated primes | 2350th | |
| Long primes | 1253rd | |
| Primes | 3297th | |
| Safe primes | 270th | |
| Semiprimes | 7591st | |
| Ulam primes | 249th | |
| Roman numberals | ||
| Base 2 | 1110111010010102 | 1110111010010112 |
| Base 3 | 11122200013 | 11122200023 |
| Base 4 | 131310224 | 131310234 |
| Base 5 | 14341235 | 14341245 |
| Base 6 | 3532146 | 3532156 |
| Base 7 | 1550147 | 1550157 |
| Base 8 | 735128 | 735138 |
| Base 9 | 458019 | 458029 |
| Base 10 | 3053810 | 3053910 |
| Base 11 | 20a4211 | 20a4311 |
| Base 12 | 1580a12 | 1580b12 |
| Base 13 | 10b9113 | 10b9213 |
| Base 14 | b1b414 | b1b514 |
| Base 15 | 90ad15 | 90ae15 |
| Base 16 | 774a16 | 774b16 |