Compare 71 vs 223
| Property | 71 | 223 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 711 | 2231 |
| Prime factorization | 71 | 223 |
| Divisors count | 2 | 2 |
| Divisors | 1, 71 | 1, 223 |
| Number of properties | 13 | 13 |
| Additive primes | 28th | |
| Carol primes | 3rd | |
| Centered heptagonal primes | 2nd | |
| Chen primes | 18th | |
| Class 1+ primes | 11th | |
| Cousin primes (1st member) | 15th | |
| Cousin primes (2nd member) | 7th | |
| Emirps | 5th | |
| Good primes | 10th | 17th |
| Harmonic primes | 17th | |
| Isolated primes | 19th | |
| Left-truncatable primes | 21st | |
| Long primes | 18th | |
| Lucky primes | 15th | |
| Multiplicative primes | 8th | |
| Pierpont primes of the 2nd kind | 11th | |
| Primes | 20th | 48th |
| Prime triplets (1st member) | 15th | |
| Prime triplets (2nd member) | 8th | |
| Right-truncatable primes | 11th | |
| Sexy primes (1st member) | 27th | |
| Solinas primes | 17th | 27th |
| Twin primes (1st member) | 8th | |
| Roman numberals | LXXI | CCXXIII |
| Base 2 | 10001112 | 110111112 |
| Base 3 | 21223 | 220213 |
| Base 4 | 10134 | 31334 |
| Base 5 | 2415 | 13435 |
| Base 6 | 1556 | 10116 |
| Base 7 | 1317 | 4367 |
| Base 8 | 1078 | 3378 |
| Base 9 | 789 | 2679 |
| Base 10 | 7110 | 22310 |
| Base 11 | 6511 | 19311 |
| Base 12 | 5b12 | 16712 |
| Base 13 | 5613 | 14213 |
| Base 14 | 5114 | 11d14 |
| Base 15 | 4b15 | ed15 |
| Base 16 | 4716 | df16 |