Compare 642071 vs 642947
| Property | 642071 | 642947 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6420711 | 6429471 |
| Prime factorization | 642071 | 642947 |
| Divisors count | 2 | 2 |
| Divisors | 1, 642071 | 1, 642947 |
| Number of properties | 3 | 4 |
| Chen primes | 20451st | |
| Isolated primes | 40933rd | 40977th |
| Primes | 52226th | 52286th |
| Sexy primes (1st member) | 11315th | 11327th |
| Roman numberals | ||
| Base 2 | 100111001100000101112 | 100111001111100000112 |
| Base 3 | 10121212021023 | 10121222212123 |
| Base 4 | 21303001134 | 21303320034 |
| Base 5 | 1310212415 | 1310332425 |
| Base 6 | 214323156 | 214403356 |
| Base 7 | 53126337 | 53153247 |
| Base 8 | 23460278 | 23476038 |
| Base 9 | 11776729 | 11788559 |
| Base 10 | 64207110 | 64294710 |
| Base 11 | 3a944111 | 3aa06811 |
| Base 12 | 26b69b12 | 2700ab12 |
| Base 13 | 19633113 | 19685613 |
| Base 14 | 129dc314 | 12a44b14 |
| Base 15 | ca39b15 | ca78215 |
| Base 16 | 9cc1716 | 9cf8316 |