Compare 1603 vs 1607
| Property | 1603 | 1607 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 71 × 2291 | 16071 |
| Prime factorization | 7 × 229 | 1607 |
| Divisors count | 4 | 2 |
| Divisors | 1, 7, 229, 1603 | 1, 1607 |
| Number of properties | 1 | 12 |
| Chen primes | 161st | |
| Happy primes | 49th | |
| Harmonic primes | 86th | |
| Long primes | 99th | |
| Primes | 253rd | |
| Prime triplets (1st member) | 42nd | |
| Semiprimes | 463rd | |
| Sexy primes (1st member) | 109th | |
| Sexy primes (2nd member) | 108th | |
| Sexy prime quadrupletss (2nd member) | 10th | |
| Sexy prime triplets (1st member) | 42nd | |
| Sexy prime triplets (2nd member) | 41st | |
| Twin primes (1st member) | 51st | |
| Roman numberals | MDCIII | MDCVII |
| Base 2 | 110010000112 | 110010001112 |
| Base 3 | 20121013 | 20121123 |
| Base 4 | 1210034 | 1210134 |
| Base 5 | 224035 | 224125 |
| Base 6 | 112316 | 112356 |
| Base 7 | 44507 | 44547 |
| Base 8 | 31038 | 31078 |
| Base 9 | 21719 | 21759 |
| Base 10 | 160310 | 160710 |
| Base 11 | 122811 | 123111 |
| Base 12 | b1712 | b1b12 |
| Base 13 | 96413 | 96813 |
| Base 14 | 82714 | 82b14 |
| Base 15 | 71d15 | 72215 |
| Base 16 | 64316 | 64716 |