Compare 166561 vs 166631
| Property | 166561 | 166631 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1665611 | 1666311 |
| Prime factorization | 166561 | 166631 |
| Divisors count | 2 | 2 |
| Divisors | 1, 166561 | 1, 166631 |
| Number of properties | 6 | 5 |
| Additive primes | 6229th | |
| Chen primes | 6465th | |
| Cousin primes (2nd member) | 1836th | |
| Good primes | 904th | |
| Isolated primes | 11504th | 11512th |
| Primes | 15213th | 15223rd |
| Pythagorean primes | 7587th | |
| Quartan primes | 46th | |
| Sexy primes (1st member) | 3680th | |
| Roman numberals | ||
| Base 2 | 1010001010101000012 | 1010001010111001112 |
| Base 3 | 221101102213 | 221101201123 |
| Base 4 | 2202222014 | 2202232134 |
| Base 5 | 203122215 | 203130115 |
| Base 6 | 33230416 | 33232356 |
| Base 7 | 12624137 | 12625437 |
| Base 8 | 5052418 | 5053478 |
| Base 9 | 2734279 | 2735159 |
| Base 10 | 16656110 | 16663110 |
| Base 11 | 10415a11 | 10421311 |
| Base 12 | 8048112 | 8051b12 |
| Base 13 | 5aa7513 | 5aaca13 |
| Base 14 | 449b314 | 44a2314 |
| Base 15 | 3454115 | 3458b15 |
| Base 16 | 28aa116 | 28ae716 |