Compare 220021 vs 220681
| Property | 220021 | 220681 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2200211 | 2206811 |
| Prime factorization | 220021 | 220681 |
| Divisors count | 2 | 2 |
| Divisors | 1, 220021 | 1, 220681 |
| Number of properties | 5 | 8 |
| Additive primes | 7938th | 7960th |
| Chen primes | 8200th | |
| Happy primes | 2980th | 2989th |
| Isolated primes | 15005th | |
| Lucky primes | 2514th | |
| Primes | 19622nd | 19668th |
| Pythagorean primes | 9789th | 9812th |
| Sexy primes (1st member) | 4652nd | |
| Twin primes (2nd member) | 2330th | |
| Roman numberals | ||
| Base 2 | 1101011011011101012 | 1101011110000010012 |
| Base 3 | 1020112102213 | 1020122011013 |
| Base 4 | 3112313114 | 3113200214 |
| Base 5 | 240200415 | 240302115 |
| Base 6 | 44143416 | 44214016 |
| Base 7 | 16043147 | 16062467 |
| Base 8 | 6555658 | 6570118 |
| Base 9 | 3647279 | 3656419 |
| Base 10 | 22002110 | 22068110 |
| Base 11 | 14033a11 | 14088a11 |
| Base 12 | a73b112 | a786112 |
| Base 13 | 791b913 | 795a613 |
| Base 14 | 5a27b14 | 5a5cd14 |
| Base 15 | 452d115 | 455c115 |
| Base 16 | 35b7516 | 35e0916 |