Compare 2221 vs 2225
| Property | 2221 | 2225 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 2 |
| Total factors | 1 | 3 |
| Prime factorization | 22211 | 52 × 891 |
| Prime factorization | 2221 | 5 × 5 × 89 |
| Divisors count | 2 | 6 |
| Divisors | 1, 2221 | 1, 5, 25, 89, 445, 2225 |
| Number of properties | 8 | 0 |
| Additive primes | 174th | |
| Happy primes | 59th | |
| Isolated primes | 198th | |
| Long primes | 129th | |
| Lucky primes | 74th | |
| Primes | 331st | |
| Pythagorean primes | 161st | |
| Super primes | 67th | |
| Roman numberals | MMCCXXI | MMCCXXV |
| Base 2 | 1000101011012 | 1000101100012 |
| Base 3 | 100010213 | 100011023 |
| Base 4 | 2022314 | 2023014 |
| Base 5 | 323415 | 324005 |
| Base 6 | 141416 | 141456 |
| Base 7 | 63227 | 63267 |
| Base 8 | 42558 | 42618 |
| Base 9 | 30379 | 30429 |
| Base 10 | 222110 | 222510 |
| Base 11 | 173a11 | 174311 |
| Base 12 | 135112 | 135512 |
| Base 13 | 101b13 | 102213 |
| Base 14 | b4914 | b4d14 |
| Base 15 | 9d115 | 9d515 |
| Base 16 | 8ad16 | 8b116 |