Compare 409 vs 983
| Property | 409 | 983 | 
|---|---|---|
| Type | prime | prime | 
| Unique factors | 1 | 1 | 
| Total factors | 1 | 1 | 
| Prime factorization | 4091 | 9831 | 
| Prime factorization | 409 | 983 | 
| Divisors count | 2 | 2 | 
| Divisors | 1, 409 | 1, 983 | 
| Number of properties | 9 | 11 | 
| Additive primes | 47th | |
| Centered triangular primes | 5th | |
| Chen primes | 57th | 114th | 
| Emirps | 35th | |
| Happy primes | 22nd | |
| Isolated primes | 39th | 97th | 
| Left-truncatable primes | 53rd | |
| Long primes | 60th | |
| Lucky primes | 22nd | |
| Primes | 80th | 166th | 
| Pythagorean primes | 39th | |
| Safe primes | 25th | |
| Sexy primes (2nd member) | 73rd | |
| Sexy prime triplets (3rd member) | 28th | |
| Ulam primes | 11th | 17th | 
| Wedderburn-etherington primes | 5th | |
| Roman numberals | CDIX | CMLXXXIII | 
| Base 2 | 1100110012 | 11110101112 | 
| Base 3 | 1200113 | 11001023 | 
| Base 4 | 121214 | 331134 | 
| Base 5 | 31145 | 124135 | 
| Base 6 | 15216 | 43156 | 
| Base 7 | 11237 | 26037 | 
| Base 8 | 6318 | 17278 | 
| Base 9 | 5049 | 13129 | 
| Base 10 | 40910 | 98310 | 
| Base 11 | 34211 | 81411 | 
| Base 12 | 2a112 | 69b12 | 
| Base 13 | 25613 | 5a813 | 
| Base 14 | 21314 | 50314 | 
| Base 15 | 1c415 | 45815 | 
| Base 16 | 19916 | 3d716 |