Compare 20011 vs 20015
| Property | 20011 | 20015 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 200111 | 51 × 40031 |
| Prime factorization | 20011 | 5 × 4003 |
| Divisors count | 2 | 4 |
| Divisors | 1, 20011 | 1, 5, 4003, 20015 |
| Number of properties | 3 | 1 |
| Centered triangular primes | 27th | |
| Isolated primes | 1580th | |
| Primes | 2263rd | |
| Semiprimes | 5085th | |
| Roman numberals | ||
| Base 2 | 1001110001010112 | 1001110001011112 |
| Base 3 | 10001100113 | 10001100223 |
| Base 4 | 103202234 | 103202334 |
| Base 5 | 11200215 | 11200305 |
| Base 6 | 2323516 | 2323556 |
| Base 7 | 1122257 | 1122327 |
| Base 8 | 470538 | 470578 |
| Base 9 | 304049 | 304089 |
| Base 10 | 2001110 | 2001510 |
| Base 11 | 1404211 | 1404611 |
| Base 12 | b6b712 | b6bb12 |
| Base 13 | 915413 | 915813 |
| Base 14 | 741514 | 741914 |
| Base 15 | 5de115 | 5de515 |
| Base 16 | 4e2b16 | 4e2f16 |