Compare 210209 vs 210401
| Property | 210209 | 210401 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2102091 | 2104011 |
| Prime factorization | 210209 | 210401 |
| Divisors count | 2 | 2 |
| Divisors | 1, 210209 | 1, 210401 |
| Number of properties | 5 | 8 |
| Chen primes | 7858th | 7863rd |
| Harmonic primes | 7058th | |
| Isolated primes | 14321st | |
| Primes | 18828th | 18845th |
| Prime triplets (1st member) | 877th | |
| Pythagorean primes | 9403rd | 9411th |
| Sexy primes (1st member) | 4473rd | |
| Sophie germain primes | 2140th | 2143rd |
| Twin primes (1st member) | 2257th | |
| Roman numberals | ||
| Base 2 | 1100110101001000012 | 1100110101111000012 |
| Base 3 | 1012001001123 | 1012001211223 |
| Base 4 | 3031102014 | 3031132014 |
| Base 5 | 232113145 | 232131015 |
| Base 6 | 43011056 | 43020256 |
| Base 7 | 15335667 | 15342627 |
| Base 8 | 6324418 | 6327418 |
| Base 9 | 3503159 | 3505489 |
| Base 10 | 21020910 | 21040110 |
| Base 11 | 133a2a11 | 13409411 |
| Base 12 | a179512 | a191512 |
| Base 13 | 748ac13 | 749c913 |
| Base 14 | 5686d14 | 5696914 |
| Base 15 | 4243e15 | 4251b15 |
| Base 16 | 3352116 | 335e116 |