Compare 2161 vs 2203
| Property | 2161 | 2203 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 21611 | 22031 |
| Prime factorization | 2161 | 2203 |
| Divisors count | 2 | 2 |
| Divisors | 1, 2161 | 1, 2203 |
| Number of properties | 3 | 6 |
| Additive primes | 172nd | |
| Cousin primes (1st member) | 68th | |
| Good primes | 66th | |
| Harmonic primes | 120th | |
| Isolated primes | 193rd | 195th |
| Primes | 326th | 328th |
| Pythagorean primes | 159th | |
| Roman numberals | MMCLXI | MMCCIII |
| Base 2 | 1000011100012 | 1000100110112 |
| Base 3 | 22220013 | 100001213 |
| Base 4 | 2013014 | 2021234 |
| Base 5 | 321215 | 323035 |
| Base 6 | 140016 | 141116 |
| Base 7 | 62057 | 62657 |
| Base 8 | 41618 | 42338 |
| Base 9 | 28619 | 30179 |
| Base 10 | 216110 | 220310 |
| Base 11 | 169511 | 172311 |
| Base 12 | 130112 | 133712 |
| Base 13 | ca313 | 100613 |
| Base 14 | b0514 | b3514 |
| Base 15 | 99115 | 9bd15 |
| Base 16 | 87116 | 89b16 |