Compare 208885 vs 208889
| Property | 208885 | 208889 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 51 × 417771 | 2088891 |
| Prime factorization | 5 × 41777 | 208889 |
| Divisors count | 4 | 2 |
| Divisors | 1, 5, 41777, 208885 | 1, 208889 |
| Number of properties | 1 | 6 |
| Chen primes | 7815th | |
| Harmonic primes | 7004th | |
| Primes | 18709th | |
| Pythagorean primes | 9344th | |
| Semiprimes | 47129th | |
| Twin primes (1st member) | 2241st | |
| Ulam primes | 1345th | |
| Roman numberals | ||
| Base 2 | 1100101111111101012 | 1100101111111110012 |
| Base 3 | 1011211121113 | 1011211121223 |
| Base 4 | 3023333114 | 3023333214 |
| Base 5 | 231410205 | 231410245 |
| Base 6 | 42510216 | 42510256 |
| Base 7 | 15266657 | 15300027 |
| Base 8 | 6277658 | 6277718 |
| Base 9 | 3474749 | 3474789 |
| Base 10 | 20888510 | 20888910 |
| Base 11 | 132a3611 | 132a3a11 |
| Base 12 | a0a7112 | a0a7512 |
| Base 13 | 7410113 | 7410513 |
| Base 14 | 561a514 | 561a914 |
| Base 15 | 41d5a15 | 41d5e15 |
| Base 16 | 32ff516 | 32ff916 |