Compare 216401 vs 216421
| Property | 216401 | 216421 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2164011 | 2164211 |
| Prime factorization | 216401 | 216421 |
| Divisors count | 2 | 2 |
| Divisors | 1, 216401 | 1, 216421 |
| Number of properties | 4 | 4 |
| Cousin primes (2nd member) | 2283rd | |
| Isolated primes | 14730th | 14731st |
| Long primes | 7231st | |
| Primes | 19317th | 19318th |
| Pythagorean primes | 9637th | 9638th |
| Roman numberals | ||
| Base 2 | 1101001101010100012 | 1101001101011001012 |
| Base 3 | 1012222112123 | 1012222121213 |
| Base 4 | 3103111014 | 3103112114 |
| Base 5 | 234111015 | 234111415 |
| Base 6 | 43455056 | 43455416 |
| Base 7 | 15606237 | 15606527 |
| Base 8 | 6465218 | 6465458 |
| Base 9 | 3587559 | 3587779 |
| Base 10 | 21640110 | 21642110 |
| Base 11 | 13864911 | 13866711 |
| Base 12 | a529512 | a52b112 |
| Base 13 | 7766313 | 7767a13 |
| Base 14 | 58c1314 | 58c2914 |
| Base 15 | 441bb15 | 441d115 |
| Base 16 | 34d5116 | 34d6516 |