Compare 1597 vs 1601
| Property | 1597 | 1601 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 15971 | 16011 |
| Prime factorization | 1597 | 1601 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1597 | 1, 1601 |
| Number of properties | 9 | 12 |
| Chen primes | 160th | |
| Cousin primes (1st member) | 57th | |
| Cousin primes (2nd member) | 57th | |
| Emirps | 77th | 78th |
| Fibonacci primes | 7th | |
| Good primes | 56th | |
| Harmonic primes | 85th | |
| Isolated primes | 152nd | 153rd |
| Lucky primes | 61st | |
| Primes | 251st | 252nd |
| Proth primes | 21st | |
| Pythagorean primes | 119th | 120th |
| Sexy primes (1st member) | 108th | |
| Sexy prime quadrupletss (1st member) | 10th | |
| Sexy prime triplets (1st member) | 41st | |
| Sophie germain primes | 54th | |
| Super primes | 54th | |
| Roman numberals | MDXCVII | MDCI |
| Base 2 | 110001111012 | 110010000012 |
| Base 3 | 20120113 | 20120223 |
| Base 4 | 1203314 | 1210014 |
| Base 5 | 223425 | 224015 |
| Base 6 | 112216 | 112256 |
| Base 7 | 44417 | 44457 |
| Base 8 | 30758 | 31018 |
| Base 9 | 21649 | 21689 |
| Base 10 | 159710 | 160110 |
| Base 11 | 122211 | 122611 |
| Base 12 | b1112 | b1512 |
| Base 13 | 95b13 | 96213 |
| Base 14 | 82114 | 82514 |
| Base 15 | 71715 | 71b15 |
| Base 16 | 63d16 | 64116 |