Compare 17989 vs 18181
| Property | 17989 | 18181 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 179891 | 181811 |
| Prime factorization | 17989 | 18181 |
| Divisors count | 2 | 2 |
| Divisors | 1, 17989 | 1, 18181 |
| Number of properties | 4 | 9 |
| Additive primes | 979th | |
| Dihedral primes | 8th | |
| Harmonic primes | 746th | 754th |
| Isolated primes | 1444th | |
| Lucky primes | 341st | |
| Palindromic primes | 42nd | |
| Primes | 2064th | 2083rd |
| Pythagorean primes | 1017th | 1029th |
| Super primes | 314th | |
| Twin primes (2nd member) | 315th | |
| Roman numberals | ||
| Base 2 | 1000110010001012 | 1000111000001012 |
| Base 3 | 2202000213 | 2202211013 |
| Base 4 | 101210114 | 101300114 |
| Base 5 | 10334245 | 10402115 |
| Base 6 | 2151416 | 2201016 |
| Base 7 | 1033067 | 1040027 |
| Base 8 | 431058 | 434058 |
| Base 9 | 266079 | 268419 |
| Base 10 | 1798910 | 1818110 |
| Base 11 | 1257411 | 1272911 |
| Base 12 | a4b112 | a63112 |
| Base 13 | 825a13 | 837713 |
| Base 14 | 67ad14 | 68a914 |
| Base 15 | 54e415 | 55c115 |
| Base 16 | 464516 | 470516 |