Compare 201281 vs 201661
| Property | 201281 | 201661 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2012811 | 2016611 |
| Prime factorization | 201281 | 201661 |
| Divisors count | 2 | 2 |
| Divisors | 1, 201281 | 1, 201661 |
| Number of properties | 4 | 5 |
| Isolated primes | 13752nd | 13774th |
| Primes | 18083rd | 18113th |
| Pythagorean primes | 9023rd | 9041st |
| Sexy primes (1st member) | 4317th | 4322nd |
| Sexy prime triplets (1st member) | 869th | |
| Roman numberals | ||
| Base 2 | 1100010010010000012 | 1100010011101111012 |
| Base 3 | 1010200022123 | 1010201212213 |
| Base 4 | 3010210014 | 3010323314 |
| Base 5 | 224201115 | 224231215 |
| Base 6 | 41515056 | 41533416 |
| Base 7 | 14655537 | 14666357 |
| Base 8 | 6111018 | 6116758 |
| Base 9 | 3360859 | 3365579 |
| Base 10 | 20128110 | 20166110 |
| Base 11 | 12825311 | 12856911 |
| Base 12 | 9859512 | 9885112 |
| Base 13 | 7080213 | 70a3513 |
| Base 14 | 534d314 | 536c514 |
| Base 15 | 3e98b15 | 3eb4115 |
| Base 16 | 3124116 | 313bd16 |