Compare 642197 vs 642797
| Property | 642197 | 642797 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6421971 | 6427971 |
| Prime factorization | 642197 | 642797 |
| Divisors count | 2 | 2 |
| Divisors | 1, 642197 | 1, 642797 |
| Number of properties | 4 | 5 |
| Additive primes | 20415th | |
| Chen primes | 20434th | 20448th |
| Left-truncatable primes | 541st | |
| Primes | 52236th | 52273rd |
| Sexy primes (2nd member) | 11324th | |
| Twin primes (1st member) | 5650th | 5654th |
| Roman numberals | ||
| Base 2 | 100111001100100101012 | 100111001110111011012 |
| Base 3 | 10121212210023 | 10121222020223 |
| Base 4 | 21303021114 | 21303232314 |
| Base 5 | 1310222425 | 1310321425 |
| Base 6 | 214330456 | 214355256 |
| Base 7 | 53132037 | 53150217 |
| Base 8 | 23462258 | 23473558 |
| Base 9 | 11778329 | 11786689 |
| Base 10 | 64219710 | 64279710 |
| Base 11 | 3a954611 | 3a9a4111 |
| Base 12 | 26b78512 | 26bba512 |
| Base 13 | 1963ca13 | 19676c13 |
| Base 14 | 12a07314 | 12a38114 |
| Base 15 | ca43215 | ca6d215 |
| Base 16 | 9cc9516 | 9ceed16 |