Compare 20963 vs 20971
| Property | 20963 | 20971 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 209631 | 671 × 3131 |
| Prime factorization | 20963 | 67 × 313 |
| Divisors count | 2 | 4 |
| Divisors | 1, 20963 | 1, 67, 313, 20971 |
| Number of properties | 5 | 1 |
| Cousin primes (2nd member) | 357th | |
| Happy primes | 390th | |
| Isolated primes | 1647th | |
| Primes | 2358th | |
| Semiprimes | 5319th | |
| Sophie germain primes | 341st | |
| Roman numberals | ||
| Base 2 | 1010001111000112 | 1010001111010112 |
| Base 3 | 10012021023 | 10012022013 |
| Base 4 | 110132034 | 110132234 |
| Base 5 | 11323235 | 11323415 |
| Base 6 | 2410156 | 2410316 |
| Base 7 | 1150557 | 1150667 |
| Base 8 | 507438 | 507538 |
| Base 9 | 316729 | 316819 |
| Base 10 | 2096310 | 2097110 |
| Base 11 | 1482811 | 1483511 |
| Base 12 | 1016b12 | 1017712 |
| Base 13 | 970713 | 971213 |
| Base 14 | 78d514 | 78dd14 |
| Base 15 | 632815 | 633115 |
| Base 16 | 51e316 | 51eb16 |