Compare 21227 vs 21229
| Property | 21227 | 21229 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 212271 | 131 × 231 × 711 |
| Prime factorization | 21227 | 13 × 23 × 71 |
| Divisors count | 2 | 8 |
| Divisors | 1, 21227 | 1, 13, 23, 71, 299, 923, 1633, 21229 |
| Number of properties | 4 | 0 |
| Isolated primes | 1666th | |
| Primes | 2387th | |
| Safe primes | 200th | |
| Sexy primes (2nd member) | 723rd | |
| Roman numberals | ||
| Base 2 | 1010010111010112 | 1010010111011012 |
| Base 3 | 10020100123 | 10020100213 |
| Base 4 | 110232234 | 110232314 |
| Base 5 | 11344025 | 11344045 |
| Base 6 | 2421356 | 2421416 |
| Base 7 | 1156137 | 1156157 |
| Base 8 | 513538 | 513558 |
| Base 9 | 321059 | 321079 |
| Base 10 | 2122710 | 2122910 |
| Base 11 | 14a4811 | 14a4a11 |
| Base 12 | 1034b12 | 1035112 |
| Base 13 | 987b13 | 988013 |
| Base 14 | 7a4314 | 7a4514 |
| Base 15 | 645215 | 645415 |
| Base 16 | 52eb16 | 52ed16 |