Compare 2215 vs 2221
Property | 2215 | 2221 |
---|---|---|
Type | semiprime | prime |
Unique factors | 2 | 1 |
Total factors | 2 | 1 |
Prime factorization | 51 × 4431 | 22211 |
Prime factorization | 5 × 443 | 2221 |
Divisors count | 4 | 2 |
Divisors | 1, 5, 443, 2215 | 1, 2221 |
Number of properties | 1 | 8 |
Additive primes | 174th | |
Happy primes | 59th | |
Isolated primes | 198th | |
Long primes | 129th | |
Lucky primes | 74th | |
Primes | 331st | |
Pythagorean primes | 161st | |
Semiprimes | 635th | |
Super primes | 67th | |
Roman numberals | MMCCXV | MMCCXXI |
Base 2 | 1000101001112 | 1000101011012 |
Base 3 | 100010013 | 100010213 |
Base 4 | 2022134 | 2022314 |
Base 5 | 323305 | 323415 |
Base 6 | 141316 | 141416 |
Base 7 | 63137 | 63227 |
Base 8 | 42478 | 42558 |
Base 9 | 30319 | 30379 |
Base 10 | 221510 | 222110 |
Base 11 | 173411 | 173a11 |
Base 12 | 134712 | 135112 |
Base 13 | 101513 | 101b13 |
Base 14 | b4314 | b4914 |
Base 15 | 9ca15 | 9d115 |
Base 16 | 8a716 | 8ad16 |