Compare 220681 vs 220919
| Property | 220681 | 220919 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2206811 | 2209191 |
| Prime factorization | 220681 | 220919 |
| Divisors count | 2 | 2 |
| Divisors | 1, 220681 | 1, 220919 |
| Number of properties | 8 | 6 |
| Additive primes | 7960th | 7968th |
| Chen primes | 8200th | 8210th |
| Happy primes | 2989th | |
| Isolated primes | 15005th | 15023rd |
| Lucky primes | 2514th | |
| Primes | 19668th | 19692nd |
| Pythagorean primes | 9812th | |
| Safe primes | 1270th | |
| Sexy primes (1st member) | 4652nd | |
| Sophie germain primes | 2233rd | |
| Roman numberals | ||
| Base 2 | 1101011110000010012 | 1101011110111101112 |
| Base 3 | 1020122011013 | 1020200010123 |
| Base 4 | 3113200214 | 3113233134 |
| Base 5 | 240302115 | 240321345 |
| Base 6 | 44214016 | 44224356 |
| Base 7 | 16062467 | 16100367 |
| Base 8 | 6570118 | 6573678 |
| Base 9 | 3656419 | 3660359 |
| Base 10 | 22068110 | 22091910 |
| Base 11 | 14088a11 | 140a8611 |
| Base 12 | a786112 | a7a1b12 |
| Base 13 | 795a613 | 7972a13 |
| Base 14 | 5a5cd14 | 5a71d14 |
| Base 15 | 455c115 | 456ce15 |
| Base 16 | 35e0916 | 35ef716 |