Compare 1201 vs 1531
| Property | 1201 | 1531 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 12011 | 15311 |
| Prime factorization | 1201 | 1531 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1201 | 1, 1531 |
| Number of properties | 11 | 5 |
| Centered decagonal primes | 11th | 13th |
| Centered square primes | 12th | |
| Chen primes | 130th | |
| Cuban primes 2 | 6th | |
| Emirps | 51st | |
| Harmonic primes | 69th | |
| Isolated primes | 116th | 143rd |
| Long primes | 91st | |
| Lucky primes | 51st | |
| Primes | 197th | 242nd |
| Pythagorean primes | 96th | |
| Super primes | 45th | |
| Ulam primes | 22nd | |
| Roman numberals | MCCI | MDXXXI |
| Base 2 | 100101100012 | 101111110112 |
| Base 3 | 11221113 | 20022013 |
| Base 4 | 1023014 | 1133234 |
| Base 5 | 143015 | 221115 |
| Base 6 | 53216 | 110316 |
| Base 7 | 33347 | 43157 |
| Base 8 | 22618 | 27738 |
| Base 9 | 15749 | 20819 |
| Base 10 | 120110 | 153110 |
| Base 11 | 9a211 | 117211 |
| Base 12 | 84112 | a7712 |
| Base 13 | 71513 | 90a13 |
| Base 14 | 61b14 | 7b514 |
| Base 15 | 55115 | 6c115 |
| Base 16 | 4b116 | 5fb16 |