Compare 1201 vs 6661
| Property | 1201 | 6661 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 12011 | 66611 |
| Prime factorization | 1201 | 6661 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1201 | 1, 6661 |
| Number of properties | 11 | 11 |
| Additive primes | 428th | |
| Centered decagonal primes | 11th | 23rd |
| Centered square primes | 12th | |
| Chen primes | 130th | 469th |
| Cuban primes 2 | 6th | |
| Emirps | 51st | |
| Happy primes | 147th | |
| Harmonic primes | 69th | 312th |
| Isolated primes | 116th | |
| Long primes | 329th | |
| Lucky primes | 51st | 160th |
| Primes | 197th | 859th |
| Pythagorean primes | 96th | 423rd |
| Super primes | 45th | 149th |
| Twin primes (2nd member) | 153rd | |
| Roman numberals | MCCI | |
| Base 2 | 100101100012 | 11010000001012 |
| Base 3 | 11221113 | 1000102013 |
| Base 4 | 1023014 | 12200114 |
| Base 5 | 143015 | 2031215 |
| Base 6 | 53216 | 505016 |
| Base 7 | 33347 | 252647 |
| Base 8 | 22618 | 150058 |
| Base 9 | 15749 | 101219 |
| Base 10 | 120110 | 666110 |
| Base 11 | 9a211 | 500611 |
| Base 12 | 84112 | 3a3112 |
| Base 13 | 71513 | 305513 |
| Base 14 | 61b14 | 25db14 |
| Base 15 | 55115 | 1e9115 |
| Base 16 | 4b116 | 1a0516 |