Compare 71 vs 197
| Property | 71 | 197 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 711 | 1971 |
| Prime factorization | 71 | 197 |
| Divisors count | 2 | 2 |
| Divisors | 1, 71 | 1, 197 |
| Number of properties | 13 | 13 |
| Additive primes | 26th | |
| Centered heptagonal primes | 2nd | 3rd |
| Chen primes | 18th | 35th |
| Class 1+ primes | 11th | |
| Cousin primes (2nd member) | 7th | 14th |
| Emirps | 5th | |
| Good primes | 10th | |
| Left-truncatable primes | 20th | |
| Multiplicative primes | 8th | |
| Pierpont primes of the 2nd kind | 11th | |
| Primes | 20th | 45th |
| Prime quadruplets (3rd member) | 4th | |
| Prime triplets (2nd member) | 8th | 14th |
| Prime triplets (3rd member) | 13th | |
| Pythagorean primes | 21st | |
| Right-truncatable primes | 11th | |
| Sexy primes (2nd member) | 25th | |
| Solinas primes | 17th | |
| Twin primes (1st member) | 8th | 15th |
| Ulam primes | 9th | |
| Roman numberals | LXXI | CXCVII |
| Base 2 | 10001112 | 110001012 |
| Base 3 | 21223 | 210223 |
| Base 4 | 10134 | 30114 |
| Base 5 | 2415 | 12425 |
| Base 6 | 1556 | 5256 |
| Base 7 | 1317 | 4017 |
| Base 8 | 1078 | 3058 |
| Base 9 | 789 | 2389 |
| Base 10 | 7110 | 19710 |
| Base 11 | 6511 | 16a11 |
| Base 12 | 5b12 | 14512 |
| Base 13 | 5613 | 12213 |
| Base 14 | 5114 | 10114 |
| Base 15 | 4b15 | d215 |
| Base 16 | 4716 | c516 |