Compare 1429 vs 1621
| Property | 1429 | 1621 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 14291 | 16211 |
| Prime factorization | 1429 | 1621 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1429 | 1, 1621 |
| Number of properties | 9 | 8 |
| Chen primes | 163rd | |
| Cousin primes (1st member) | 50th | |
| Emirps | 67th | |
| Harmonic primes | 89th | |
| Long primes | 87th | 101st |
| Primes | 226th | 257th |
| Prime triplets (2nd member) | 37th | |
| Prime triplets (3rd member) | 36th | |
| Pythagorean primes | 111th | 123rd |
| Sexy primes (1st member) | 111th | |
| Sexy primes (2nd member) | 97th | |
| Super primes | 55th | |
| Twin primes (2nd member) | 47th | 52nd |
| Roman numberals | MCDXXIX | MDCXXI |
| Base 2 | 101100101012 | 110010101012 |
| Base 3 | 12212213 | 20200013 |
| Base 4 | 1121114 | 1211114 |
| Base 5 | 212045 | 224415 |
| Base 6 | 103416 | 113016 |
| Base 7 | 41117 | 45047 |
| Base 8 | 26258 | 31258 |
| Base 9 | 18579 | 22019 |
| Base 10 | 142910 | 162110 |
| Base 11 | 108a11 | 124411 |
| Base 12 | 9b112 | b3112 |
| Base 13 | 85c13 | 97913 |
| Base 14 | 74114 | 83b14 |
| Base 15 | 65415 | 73115 |
| Base 16 | 59516 | 65516 |