Compare 642011 vs 642013
| Property | 642011 | 642013 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6420111 | 6420131 |
| Prime factorization | 642011 | 642013 |
| Divisors count | 2 | 2 |
| Divisors | 1, 642011 | 1, 642013 |
| Number of properties | 4 | 2 |
| Chen primes | 20430th | |
| Primes | 52223rd | 52224th |
| Super primes | 5339th | |
| Twin primes (1st member) | 5647th | |
| Twin primes (2nd member) | 5647th | |
| Roman numberals | ||
| Base 2 | 100111001011110110112 | 100111001011110111012 |
| Base 3 | 10121212000123 | 10121212000213 |
| Base 4 | 21302331234 | 21302331314 |
| Base 5 | 1310210215 | 1310210235 |
| Base 6 | 214321356 | 214321416 |
| Base 7 | 53125167 | 53125217 |
| Base 8 | 23457338 | 23457358 |
| Base 9 | 11776059 | 11776079 |
| Base 10 | 64201110 | 64201310 |
| Base 11 | 3a939711 | 3a939911 |
| Base 12 | 26b64b12 | 26b65112 |
| Base 13 | 1962b613 | 1962b813 |
| Base 14 | 129d7d14 | 129d8114 |
| Base 15 | ca35b15 | ca35d15 |
| Base 16 | 9cbdb16 | 9cbdd16 |