Compare 201997 vs 203209
| Property | 201997 | 203209 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2019971 | 2032091 |
| Prime factorization | 201997 | 203209 |
| Divisors count | 2 | 2 |
| Divisors | 1, 201997 | 1, 203209 |
| Number of properties | 4 | 5 |
| Cousin primes (1st member) | 2155th | 2163rd |
| Isolated primes | 13803rd | |
| Primes | 18148th | 18238th |
| Prime triplets (2nd member) | 850th | |
| Pythagorean primes | 9060th | 9108th |
| Twin primes (2nd member) | 2181st | |
| Roman numberals | ||
| Base 2 | 1100010101000011012 | 1100011001110010012 |
| Base 3 | 1010210021013 | 1010222020213 |
| Base 4 | 3011100314 | 3012130214 |
| Base 5 | 224304425 | 230003145 |
| Base 6 | 41551016 | 42044416 |
| Base 7 | 15006257 | 15043067 |
| Base 8 | 6124158 | 6147118 |
| Base 9 | 3370719 | 3386679 |
| Base 10 | 20199710 | 20320910 |
| Base 11 | 12884411 | 12974611 |
| Base 12 | 98a9112 | 9972112 |
| Base 13 | 70c3313 | 7165613 |
| Base 14 | 5388514 | 540ad14 |
| Base 15 | 3ecb715 | 4032415 |
| Base 16 | 3150d16 | 319c916 |