Compare 128021 vs 128201
| Property | 128021 | 128201 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1280211 | 1282011 |
| Prime factorization | 128021 | 128201 |
| Divisors count | 2 | 2 |
| Divisors | 1, 128021 | 1, 128201 |
| Number of properties | 6 | 6 |
| Chen primes | 5182nd | 5188th |
| Good primes | 784th | |
| Harmonic primes | 4511th | |
| Isolated primes | 9001st | |
| Long primes | 4499th | |
| Primes | 11988th | 12001st |
| Pythagorean primes | 5959th | 5966th |
| Twin primes (1st member) | 1496th | |
| Ulam primes | 839th | |
| Roman numberals | ||
| Base 2 | 111110100000101012 | 111110100110010012 |
| Base 3 | 201111211123 | 201112120123 |
| Base 4 | 1331001114 | 1331030214 |
| Base 5 | 130440415 | 131003015 |
| Base 6 | 24244056 | 24253056 |
| Base 7 | 10421457 | 10425237 |
| Base 8 | 3720258 | 3723118 |
| Base 9 | 2145459 | 2147659 |
| Base 10 | 12802110 | 12820110 |
| Base 11 | 8820311 | 8835711 |
| Base 12 | 6210512 | 6223512 |
| Base 13 | 4636a13 | 4647813 |
| Base 14 | 3492514 | 34a1314 |
| Base 15 | 27deb15 | 27ebb15 |
| Base 16 | 1f41516 | 1f4c916 |