Compare 1381 vs 1453
| Property | 1381 | 1453 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 13811 | 14531 |
| Prime factorization | 1381 | 1453 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1381 | 1, 1453 |
| Number of properties | 7 | 11 |
| Additive primes | 122nd | 126th |
| Chen primes | 144th | |
| Cuban primes 2 | 7th | |
| Emirps | 64th | 69th |
| Harmonic primes | 77th | |
| Isolated primes | 130th | |
| Long primes | 86th | |
| Primes | 221st | 231st |
| Prime triplets (3rd member) | 38th | |
| Pythagorean primes | 109th | 113th |
| Sexy primes (1st member) | 101st | |
| Sexy primes (2nd member) | 100th | |
| Sexy prime triplets (2nd member) | 38th | |
| Twin primes (2nd member) | 48th | |
| Roman numberals | MCCCLXXXI | MCDLIII |
| Base 2 | 101011001012 | 101101011012 |
| Base 3 | 12200113 | 12222113 |
| Base 4 | 1112114 | 1122314 |
| Base 5 | 210115 | 213035 |
| Base 6 | 102216 | 104216 |
| Base 7 | 40127 | 41447 |
| Base 8 | 25458 | 26558 |
| Base 9 | 18049 | 18849 |
| Base 10 | 138110 | 145310 |
| Base 11 | 104611 | 110111 |
| Base 12 | 97112 | a1112 |
| Base 13 | 82313 | 87a13 |
| Base 14 | 70914 | 75b14 |
| Base 15 | 62115 | 66d15 |
| Base 16 | 56516 | 5ad16 |