Compare 128213 vs 128221
| Property | 128213 | 128221 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1282131 | 1282211 |
| Prime factorization | 128213 | 128221 |
| Divisors count | 2 | 2 |
| Divisors | 1, 128213 | 1, 128221 |
| Number of properties | 6 | 4 |
| Additive primes | 4947th | |
| Chen primes | 5189th | |
| Harmonic primes | 4519th | |
| Isolated primes | 9012th | 9013th |
| Long primes | 4505th | |
| Primes | 12003rd | 12004th |
| Pythagorean primes | 5967th | 5968th |
| Roman numberals | ||
| Base 2 | 111110100110101012 | 111110100110111012 |
| Base 3 | 201112121223 | 201112122213 |
| Base 4 | 1331031114 | 1331031314 |
| Base 5 | 131003235 | 131003415 |
| Base 6 | 24253256 | 24253416 |
| Base 7 | 10425417 | 10425527 |
| Base 8 | 3723258 | 3723358 |
| Base 9 | 2147789 | 2147879 |
| Base 10 | 12821310 | 12822110 |
| Base 11 | 8836811 | 8837511 |
| Base 12 | 6224512 | 6225112 |
| Base 13 | 4648713 | 4649213 |
| Base 14 | 34a2114 | 34a2914 |
| Base 15 | 27ec815 | 27ed115 |
| Base 16 | 1f4d516 | 1f4dd16 |