Compare 20011 vs 20018
| Property | 20011 | 20018 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 200111 | 21 × 100091 |
| Prime factorization | 20011 | 2 × 10009 |
| Divisors count | 2 | 4 |
| Divisors | 1, 20011 | 1, 2, 10009, 20018 |
| Number of properties | 3 | 1 |
| Centered triangular primes | 27th | |
| Isolated primes | 1580th | |
| Primes | 2263rd | |
| Semiprimes | 5087th | |
| Roman numberals | ||
| Base 2 | 1001110001010112 | 1001110001100102 |
| Base 3 | 10001100113 | 10001101023 |
| Base 4 | 103202234 | 103203024 |
| Base 5 | 11200215 | 11200335 |
| Base 6 | 2323516 | 2324026 |
| Base 7 | 1122257 | 1122357 |
| Base 8 | 470538 | 470628 |
| Base 9 | 304049 | 304129 |
| Base 10 | 2001110 | 2001810 |
| Base 11 | 1404211 | 1404911 |
| Base 12 | b6b712 | b70212 |
| Base 13 | 915413 | 915b13 |
| Base 14 | 741514 | 741c14 |
| Base 15 | 5de115 | 5de815 |
| Base 16 | 4e2b16 | 4e3216 |