Compare 220681 vs 220861
| Property | 220681 | 220861 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2206811 | 2208611 |
| Prime factorization | 220681 | 220861 |
| Divisors count | 2 | 2 |
| Divisors | 1, 220681 | 1, 220861 |
| Number of properties | 8 | 7 |
| Additive primes | 7960th | 7966th |
| Chen primes | 8200th | |
| Happy primes | 2989th | 2991st |
| Isolated primes | 15005th | |
| Long primes | 7372nd | |
| Lucky primes | 2514th | 2516th |
| Primes | 19668th | 19683rd |
| Pythagorean primes | 9812th | 9819th |
| Sexy primes (1st member) | 4652nd | |
| Twin primes (2nd member) | 2333rd | |
| Roman numberals | ||
| Base 2 | 1101011110000010012 | 1101011110101111012 |
| Base 3 | 1020122011013 | 1020122220013 |
| Base 4 | 3113200214 | 3113223314 |
| Base 5 | 240302115 | 240314215 |
| Base 6 | 44214016 | 44223016 |
| Base 7 | 16062467 | 16066247 |
| Base 8 | 6570118 | 6572758 |
| Base 9 | 3656419 | 3658619 |
| Base 10 | 22068110 | 22086110 |
| Base 11 | 14088a11 | 140a3311 |
| Base 12 | a786112 | a799112 |
| Base 13 | 795a613 | 796b413 |
| Base 14 | 5a5cd14 | 5a6bb14 |
| Base 15 | 455c115 | 4569115 |
| Base 16 | 35e0916 | 35ebd16 |