Compare 1663 vs 1747
| Property | 1663 | 1747 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 16631 | 17471 |
| Prime factorization | 1663 | 1747 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1663 | 1, 1747 |
| Number of properties | 11 | 9 |
| Additive primes | 146th | |
| Cousin primes (1st member) | 59th | |
| Happy primes | 50th | |
| Harmonic primes | 91st | 96th |
| Isolated primes | 158th | 163rd |
| Long primes | 102nd | |
| Lucky primes | 62nd | |
| Primes | 261st | 272nd |
| Prime triplets (1st member) | 43rd | |
| Sexy primes (1st member) | 113th | 116th |
| Sexy primes (2nd member) | 112th | 115th |
| Sexy prime quadrupletss (2nd member) | 11th | |
| Sexy prime triplets (1st member) | 45th | |
| Sexy prime triplets (2nd member) | 43rd | 44th |
| Roman numberals | MDCLXIII | MDCCXLVII |
| Base 2 | 110011111112 | 110110100112 |
| Base 3 | 20211213 | 21012013 |
| Base 4 | 1213334 | 1231034 |
| Base 5 | 231235 | 234425 |
| Base 6 | 114116 | 120316 |
| Base 7 | 45647 | 50447 |
| Base 8 | 31778 | 33238 |
| Base 9 | 22479 | 23519 |
| Base 10 | 166310 | 174710 |
| Base 11 | 128211 | 134911 |
| Base 12 | b6712 | 101712 |
| Base 13 | 9ac13 | a4513 |
| Base 14 | 86b14 | 8cb14 |
| Base 15 | 75d15 | 7b715 |
| Base 16 | 67f16 | 6d316 |