Compare 201281 vs 201291
| Property | 201281 | 201291 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 2012811 | 31 × 2291 × 2931 |
| Prime factorization | 201281 | 3 × 229 × 293 |
| Divisors count | 2 | 8 |
| Divisors | 1, 201281 | 1, 3, 229, 293, 687, 879, 67097, 201291 |
| Number of properties | 4 | 0 |
| Isolated primes | 13752nd | |
| Primes | 18083rd | |
| Pythagorean primes | 9023rd | |
| Sexy primes (1st member) | 4317th | |
| Roman numberals | ||
| Base 2 | 1100010010010000012 | 1100010010010010112 |
| Base 3 | 1010200022123 | 1010200100203 |
| Base 4 | 3010210014 | 3010210234 |
| Base 5 | 224201115 | 224201315 |
| Base 6 | 41515056 | 41515236 |
| Base 7 | 14655537 | 14655667 |
| Base 8 | 6111018 | 6111138 |
| Base 9 | 3360859 | 3361069 |
| Base 10 | 20128110 | 20129110 |
| Base 11 | 12825311 | 12826211 |
| Base 12 | 9859512 | 985a312 |
| Base 13 | 7080213 | 7080c13 |
| Base 14 | 534d314 | 534dd14 |
| Base 15 | 3e98b15 | 3e99615 |
| Base 16 | 3124116 | 3124b16 |