Compare 18661 vs 19001
| Property | 18661 | 19001 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 186611 | 190011 |
| Prime factorization | 18661 | 19001 |
| Divisors count | 2 | 2 |
| Divisors | 1, 18661 | 1, 19001 |
| Number of properties | 7 | 7 |
| Additive primes | 1008th | |
| Chen primes | 1054th | 1070th |
| Emirps | 592nd | |
| Good primes | 248th | |
| Isolated primes | 1482nd | 1506th |
| Long primes | 816th | |
| Lucky primes | 348th | |
| Primes | 2131st | 2159th |
| Pythagorean primes | 1057th | 1069th |
| Super primes | 321st | |
| Roman numberals | ||
| Base 2 | 1001000111001012 | 1001010001110012 |
| Base 3 | 2211210113 | 2220012023 |
| Base 4 | 102032114 | 102203214 |
| Base 5 | 10441215 | 11020015 |
| Base 6 | 2222216 | 2235456 |
| Base 7 | 1052567 | 1062537 |
| Base 8 | 443458 | 450718 |
| Base 9 | 275349 | 280529 |
| Base 10 | 1866110 | 1900110 |
| Base 11 | 1302511 | 1330411 |
| Base 12 | a97112 | abb512 |
| Base 13 | 865613 | 885813 |
| Base 14 | 6b2d14 | 6cd314 |
| Base 15 | 57e115 | 596b15 |
| Base 16 | 48e516 | 4a3916 |