Compare 20563 vs 20639
| Property | 20563 | 20639 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 205631 | 206391 |
| Prime factorization | 20563 | 20639 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20563 | 1, 20639 |
| Number of properties | 3 | 4 |
| Chen primes | 1143rd | |
| Happy primes | 384th | |
| Isolated primes | 1622nd | |
| Lucky primes | 377th | |
| Primes | 2321st | 2326th |
| Twin primes (1st member) | 351st | |
| Roman numberals | ||
| Base 2 | 1010000010100112 | 1010000100111112 |
| Base 3 | 10010121213 | 10010221023 |
| Base 4 | 110011034 | 110021334 |
| Base 5 | 11242235 | 11300245 |
| Base 6 | 2351116 | 2353156 |
| Base 7 | 1136447 | 1141137 |
| Base 8 | 501238 | 502378 |
| Base 9 | 311779 | 312729 |
| Base 10 | 2056310 | 2063910 |
| Base 11 | 144a411 | 1456311 |
| Base 12 | ba9712 | bb3b12 |
| Base 13 | 948a13 | 951813 |
| Base 14 | 76cb14 | 774314 |
| Base 15 | 615d15 | 61ae15 |
| Base 16 | 505316 | 509f16 |