Compare 383 vs 397
| Property | 383 | 397 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 3831 | 3971 |
| Prime factorization | 383 | 397 |
| Divisors count | 2 | 2 |
| Divisors | 1, 383 | 1, 397 |
| Number of properties | 14 | 8 |
| Additive primes | 45th | |
| Class 1+ primes | 15th | |
| Cousin primes (1st member) | 22nd | |
| Cousin primes (2nd member) | 21st | |
| Cuban primes 1 | 8th | |
| Happy primes | 20th | 21st |
| Isolated primes | 35th | 37th |
| Left-truncatable primes | 30th | 31st |
| Long primes | 28th | |
| Palindromic primes | 14th | |
| Pierpont primes of the 2nd kind | 15th | |
| Primes | 76th | 78th |
| Pythagorean primes | 37th | |
| Safe primes | 15th | |
| Sexy primes (1st member) | 42nd | |
| Solinas primes | 34th | |
| Thabit primes | 7th | |
| Woodall primes | 3rd | |
| Roman numberals | CCCLXXXIII | CCCXCVII |
| Base 2 | 1011111112 | 1100011012 |
| Base 3 | 1120123 | 1122013 |
| Base 4 | 113334 | 120314 |
| Base 5 | 30135 | 30425 |
| Base 6 | 14356 | 15016 |
| Base 7 | 10557 | 11057 |
| Base 8 | 5778 | 6158 |
| Base 9 | 4659 | 4819 |
| Base 10 | 38310 | 39710 |
| Base 11 | 31911 | 33111 |
| Base 12 | 27b12 | 29112 |
| Base 13 | 23613 | 24713 |
| Base 14 | 1d514 | 20514 |
| Base 15 | 1a815 | 1b715 |
| Base 16 | 17f16 | 18d16 |