Compare 1447 vs 1663
| Property | 1447 | 1663 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 14471 | 16631 |
| Prime factorization | 1447 | 1663 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1447 | 1, 1663 |
| Number of properties | 9 | 11 |
| Cousin primes (1st member) | 51st | 59th |
| Happy primes | 45th | 50th |
| Harmonic primes | 91st | |
| Isolated primes | 136th | 158th |
| Long primes | 89th | 102nd |
| Lucky primes | 62nd | |
| Primes | 229th | 261st |
| Prime triplets (1st member) | 38th | 43rd |
| Sexy primes (1st member) | 100th | 113th |
| Sexy primes (2nd member) | 112th | |
| Sexy prime triplets (1st member) | 38th | |
| Sexy prime triplets (2nd member) | 43rd | |
| Super primes | 50th | |
| Roman numberals | MCDXLVII | MDCLXIII |
| Base 2 | 101101001112 | 110011111112 |
| Base 3 | 12221213 | 20211213 |
| Base 4 | 1122134 | 1213334 |
| Base 5 | 212425 | 231235 |
| Base 6 | 104116 | 114116 |
| Base 7 | 41357 | 45647 |
| Base 8 | 26478 | 31778 |
| Base 9 | 18779 | 22479 |
| Base 10 | 144710 | 166310 |
| Base 11 | 10a611 | 128211 |
| Base 12 | a0712 | b6712 |
| Base 13 | 87413 | 9ac13 |
| Base 14 | 75514 | 86b14 |
| Base 15 | 66715 | 75d15 |
| Base 16 | 5a716 | 67f16 |