Compare 1213 vs 1597
| Property | 1213 | 1597 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 12131 | 15971 |
| Prime factorization | 1213 | 1597 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1213 | 1, 1597 |
| Number of properties | 7 | 9 |
| Additive primes | 106th | |
| Cousin primes (1st member) | 45th | 57th |
| Emirps | 52nd | 77th |
| Fibonacci primes | 7th | |
| Good primes | 49th | 56th |
| Isolated primes | 117th | 152nd |
| Lucky primes | 61st | |
| Primes | 198th | 251st |
| Pythagorean primes | 97th | 119th |
| Super primes | 54th | |
| Roman numberals | MCCXIII | MDXCVII |
| Base 2 | 100101111012 | 110001111012 |
| Base 3 | 11222213 | 20120113 |
| Base 4 | 1023314 | 1203314 |
| Base 5 | 143235 | 223425 |
| Base 6 | 53416 | 112216 |
| Base 7 | 33527 | 44417 |
| Base 8 | 22758 | 30758 |
| Base 9 | 15879 | 21649 |
| Base 10 | 121310 | 159710 |
| Base 11 | a0311 | 122211 |
| Base 12 | 85112 | b1112 |
| Base 13 | 72413 | 95b13 |
| Base 14 | 62914 | 82114 |
| Base 15 | 55d15 | 71715 |
| Base 16 | 4bd16 | 63d16 |