Compare 642197 vs 642779
| Property | 642197 | 642779 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6421971 | 6427791 |
| Prime factorization | 642197 | 642779 |
| Divisors count | 2 | 2 |
| Divisors | 1, 642197 | 1, 642779 |
| Number of properties | 4 | 3 |
| Additive primes | 20415th | |
| Chen primes | 20434th | 20446th |
| Isolated primes | 40966th | |
| Primes | 52236th | 52271st |
| Twin primes (1st member) | 5650th | |
| Roman numberals | ||
| Base 2 | 100111001100100101012 | 100111001110110110112 |
| Base 3 | 10121212210023 | 10121222011223 |
| Base 4 | 21303021114 | 21303231234 |
| Base 5 | 1310222425 | 1310321045 |
| Base 6 | 214330456 | 214354556 |
| Base 7 | 53132037 | 53146647 |
| Base 8 | 23462258 | 23473338 |
| Base 9 | 11778329 | 11786489 |
| Base 10 | 64219710 | 64277910 |
| Base 11 | 3a954611 | 3a9a2511 |
| Base 12 | 26b78512 | 26bb8b12 |
| Base 13 | 1963ca13 | 19675713 |
| Base 14 | 12a07314 | 12a36b14 |
| Base 15 | ca43215 | ca6be15 |
| Base 16 | 9cc9516 | 9cedb16 |