Compare 1231 vs 1447
| Property | 1231 | 1447 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 12311 | 14471 |
| Prime factorization | 1231 | 1447 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1231 | 1, 1447 |
| Number of properties | 6 | 9 |
| Additive primes | 108th | |
| Cousin primes (1st member) | 51st | |
| Emirps | 56th | |
| Happy primes | 45th | |
| Isolated primes | 136th | |
| Long primes | 89th | |
| Lucky primes | 52nd | |
| Primes | 202nd | 229th |
| Prime triplets (1st member) | 38th | |
| Sexy primes (1st member) | 88th | 100th |
| Sexy prime triplets (1st member) | 38th | |
| Super primes | 50th | |
| Twin primes (2nd member) | 42nd | |
| Roman numberals | MCCXXXI | MCDXLVII |
| Base 2 | 100110011112 | 101101001112 |
| Base 3 | 12001213 | 12221213 |
| Base 4 | 1030334 | 1122134 |
| Base 5 | 144115 | 212425 |
| Base 6 | 54116 | 104116 |
| Base 7 | 34067 | 41357 |
| Base 8 | 23178 | 26478 |
| Base 9 | 16179 | 18779 |
| Base 10 | 123110 | 144710 |
| Base 11 | a1a11 | 10a611 |
| Base 12 | 86712 | a0712 |
| Base 13 | 73913 | 87413 |
| Base 14 | 63d14 | 75514 |
| Base 15 | 57115 | 66715 |
| Base 16 | 4cf16 | 5a716 |