Compare 1447 vs 1531
| Property | 1447 | 1531 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 14471 | 15311 |
| Prime factorization | 1447 | 1531 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1447 | 1, 1531 |
| Number of properties | 9 | 5 |
| Centered decagonal primes | 13th | |
| Cousin primes (1st member) | 51st | |
| Happy primes | 45th | |
| Isolated primes | 136th | 143rd |
| Long primes | 89th | 91st |
| Primes | 229th | 242nd |
| Prime triplets (1st member) | 38th | |
| Sexy primes (1st member) | 100th | |
| Sexy prime triplets (1st member) | 38th | |
| Super primes | 50th | |
| Ulam primes | 22nd | |
| Roman numberals | MCDXLVII | MDXXXI |
| Base 2 | 101101001112 | 101111110112 |
| Base 3 | 12221213 | 20022013 |
| Base 4 | 1122134 | 1133234 |
| Base 5 | 212425 | 221115 |
| Base 6 | 104116 | 110316 |
| Base 7 | 41357 | 43157 |
| Base 8 | 26478 | 27738 |
| Base 9 | 18779 | 20819 |
| Base 10 | 144710 | 153110 |
| Base 11 | 10a611 | 117211 |
| Base 12 | a0712 | a7712 |
| Base 13 | 87413 | 90a13 |
| Base 14 | 75514 | 7b514 |
| Base 15 | 66715 | 6c115 |
| Base 16 | 5a716 | 5fb16 |