Compare 642011 vs 643009
| Property | 642011 | 643009 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6420111 | 6430091 |
| Prime factorization | 642011 | 643009 |
| Divisors count | 2 | 2 |
| Divisors | 1, 642011 | 1, 643009 |
| Number of properties | 4 | 3 |
| Chen primes | 20430th | |
| Isolated primes | 40982nd | |
| Primes | 52223rd | 52291st |
| Super primes | 5339th | 5346th |
| Twin primes (1st member) | 5647th | |
| Roman numberals | ||
| Base 2 | 100111001011110110112 | 100111001111110000012 |
| Base 3 | 10121212000123 | 10122000010113 |
| Base 4 | 21302331234 | 21303330014 |
| Base 5 | 1310210215 | 1310340145 |
| Base 6 | 214321356 | 214405216 |
| Base 7 | 53125167 | 53154437 |
| Base 8 | 23457338 | 23477018 |
| Base 9 | 11776059 | 11800349 |
| Base 10 | 64201110 | 64300910 |
| Base 11 | 3a939711 | 3aa11411 |
| Base 12 | 26b64b12 | 27014112 |
| Base 13 | 1962b613 | 1968a313 |
| Base 14 | 129d7d14 | 12a49314 |
| Base 15 | ca35b15 | ca7c415 |
| Base 16 | 9cbdb16 | 9cfc116 |