Compare 208889 vs 209159
| Property | 208889 | 209159 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2088891 | 2091591 |
| Prime factorization | 208889 | 209159 |
| Divisors count | 2 | 2 |
| Divisors | 1, 208889 | 1, 209159 |
| Number of properties | 6 | 6 |
| Chen primes | 7815th | 7826th |
| Happy primes | 2852nd | |
| Harmonic primes | 7004th | 7013th |
| Isolated primes | 14241st | |
| Primes | 18709th | 18728th |
| Pythagorean primes | 9344th | |
| Safe primes | 1221st | |
| Twin primes (1st member) | 2241st | |
| Ulam primes | 1345th | |
| Roman numberals | ||
| Base 2 | 1100101111111110012 | 1100110001000001112 |
| Base 3 | 1011211121223 | 1011212201223 |
| Base 4 | 3023333214 | 3030100134 |
| Base 5 | 231410245 | 231431145 |
| Base 6 | 42510256 | 42521556 |
| Base 7 | 15300027 | 15305367 |
| Base 8 | 6277718 | 6304078 |
| Base 9 | 3474789 | 3478189 |
| Base 10 | 20888910 | 20915910 |
| Base 11 | 132a3a11 | 13316511 |
| Base 12 | a0a7512 | a105b12 |
| Base 13 | 7410513 | 7428213 |
| Base 14 | 561a914 | 5631d14 |
| Base 15 | 41d5e15 | 41e8e15 |
| Base 16 | 32ff916 | 3310716 |