Compare 128237 vs 129221
| Property | 128237 | 129221 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1282371 | 1292211 |
| Prime factorization | 128237 | 129221 |
| Divisors count | 2 | 2 |
| Divisors | 1, 128237 | 1, 129221 |
| Number of properties | 5 | 7 |
| Additive primes | 4948th | 4986th |
| Chen primes | 5190th | 5229th |
| Emirps | 2441st | |
| Primes | 12005th | 12095th |
| Pythagorean primes | 5969th | 6018th |
| Sophie germain primes | 1450th | |
| Twin primes (1st member) | 1497th | 1509th |
| Roman numberals | ||
| Base 2 | 111110100111011012 | 111111000110001012 |
| Base 3 | 201112201123 | 201200202223 |
| Base 4 | 1331032314 | 1332030114 |
| Base 5 | 131004225 | 131133415 |
| Base 6 | 24254056 | 24341256 |
| Base 7 | 10426047 | 10455117 |
| Base 8 | 3723558 | 3743058 |
| Base 9 | 2148159 | 2162289 |
| Base 10 | 12823710 | 12922110 |
| Base 11 | 8838a11 | 890a411 |
| Base 12 | 6226512 | 6294512 |
| Base 13 | 464a513 | 46a8113 |
| Base 14 | 34a3b14 | 3514114 |
| Base 15 | 27ee215 | 2844b15 |
| Base 16 | 1f4ed16 | 1f8c516 |