Compare 9661 vs 9666
| Property | 9661 | 9666 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 5 |
| Prime factorization | 96611 | 21 × 33 × 1791 |
| Prime factorization | 9661 | 2 × 3 × 3 × 3 × 179 |
| Divisors count | 2 | 16 |
| Divisors | 1, 9661 | 1, 2, 3, 6, 9, 18, 27, 54, 179, 358, 537, 1074, 1611, 3222, 4833, 9666 |
| Number of properties | 9 | 0 |
| Centered square primes | 25th | |
| Chen primes | 618th | |
| Emirps | 224th | |
| Harmonic primes | 434th | |
| Isolated primes | 794th | |
| Lucky primes | 207th | |
| Primes | 1193rd | |
| Pythagorean primes | 592nd | |
| Super primes | 196th | |
| Roman numberals | ||
| Base 2 | 100101101111012 | 100101110000102 |
| Base 3 | 1110202113 | 1110210003 |
| Base 4 | 21123314 | 21130024 |
| Base 5 | 3021215 | 3021315 |
| Base 6 | 1124216 | 1124306 |
| Base 7 | 401117 | 401167 |
| Base 8 | 226758 | 227028 |
| Base 9 | 142249 | 142309 |
| Base 10 | 966110 | 966610 |
| Base 11 | 729311 | 729811 |
| Base 12 | 571112 | 571612 |
| Base 13 | 452213 | 452713 |
| Base 14 | 374114 | 374614 |
| Base 15 | 2ce115 | 2ce615 |
| Base 16 | 25bd16 | 25c216 |