Compare 1409 vs 1447
| Property | 1409 | 1447 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 14091 | 14471 |
| Prime factorization | 1409 | 1447 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1409 | 1, 1447 |
| Number of properties | 8 | 9 |
| Chen primes | 146th | |
| Cousin primes (1st member) | 51st | |
| Emirps | 66th | |
| Happy primes | 45th | |
| Isolated primes | 132nd | 136th |
| Long primes | 89th | |
| Primes | 223rd | 229th |
| Prime triplets (1st member) | 38th | |
| Proth primes | 20th | |
| Pythagorean primes | 110th | |
| Sexy primes (1st member) | 100th | |
| Sexy prime triplets (1st member) | 38th | |
| Sophie germain primes | 46th | |
| Super primes | 48th | 50th |
| Roman numberals | MCDIX | MCDXLVII |
| Base 2 | 101100000012 | 101101001112 |
| Base 3 | 12210123 | 12221213 |
| Base 4 | 1120014 | 1122134 |
| Base 5 | 211145 | 212425 |
| Base 6 | 103056 | 104116 |
| Base 7 | 40527 | 41357 |
| Base 8 | 26018 | 26478 |
| Base 9 | 18359 | 18779 |
| Base 10 | 140910 | 144710 |
| Base 11 | 107111 | 10a611 |
| Base 12 | 99512 | a0712 |
| Base 13 | 84513 | 87413 |
| Base 14 | 72914 | 75514 |
| Base 15 | 63e15 | 66715 |
| Base 16 | 58116 | 5a716 |