Compare 128941 vs 129457
| Property | 128941 | 129457 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1289411 | 1294571 |
| Prime factorization | 128941 | 129457 |
| Divisors count | 2 | 2 |
| Divisors | 1, 128941 | 1, 129457 |
| Number of properties | 5 | 10 |
| Cousin primes (1st member) | 1505th | |
| Emirps | 2449th | |
| Happy primes | 1876th | 1885th |
| Harmonic primes | 4561st | |
| Isolated primes | 9094th | |
| Long primes | 4542nd | |
| Lucky primes | 1581st | 1590th |
| Primes | 12068th | 12115th |
| Pythagorean primes | 6002nd | 6029th |
| Twin primes (2nd member) | 1505th | |
| Ulam primes | 851st | |
| Roman numberals | ||
| Base 2 | 111110111101011012 | 111111001101100012 |
| Base 3 | 201122121213 | 201201202013 |
| Base 4 | 1331322314 | 1332123014 |
| Base 5 | 131112315 | 131203125 |
| Base 6 | 24325416 | 24352016 |
| Base 7 | 10446317 | 10462667 |
| Base 8 | 3736558 | 3746618 |
| Base 9 | 2157779 | 2165219 |
| Base 10 | 12894110 | 12945710 |
| Base 11 | 8896a11 | 8929911 |
| Base 12 | 6275112 | 62b0112 |
| Base 13 | 468c713 | 46c0313 |
| Base 14 | 34dc114 | 3526d14 |
| Base 15 | 2831115 | 2855715 |
| Base 16 | 1f7ad16 | 1f9b116 |