Compare 128021 vs 128221
| Property | 128021 | 128221 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1280211 | 1282211 |
| Prime factorization | 128021 | 128221 |
| Divisors count | 2 | 2 |
| Divisors | 1, 128021 | 1, 128221 |
| Number of properties | 6 | 4 |
| Chen primes | 5182nd | |
| Harmonic primes | 4511th | |
| Isolated primes | 9001st | 9013th |
| Long primes | 4499th | 4505th |
| Primes | 11988th | 12004th |
| Pythagorean primes | 5959th | 5968th |
| Roman numberals | ||
| Base 2 | 111110100000101012 | 111110100110111012 |
| Base 3 | 201111211123 | 201112122213 |
| Base 4 | 1331001114 | 1331031314 |
| Base 5 | 130440415 | 131003415 |
| Base 6 | 24244056 | 24253416 |
| Base 7 | 10421457 | 10425527 |
| Base 8 | 3720258 | 3723358 |
| Base 9 | 2145459 | 2147879 |
| Base 10 | 12802110 | 12822110 |
| Base 11 | 8820311 | 8837511 |
| Base 12 | 6210512 | 6225112 |
| Base 13 | 4636a13 | 4649213 |
| Base 14 | 3492514 | 34a2914 |
| Base 15 | 27deb15 | 27ed115 |
| Base 16 | 1f41516 | 1f4dd16 |