Compare 128981 vs 128993
| Property | 128981 | 128993 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1289811 | 1289931 |
| Prime factorization | 128981 | 128993 |
| Divisors count | 2 | 2 |
| Divisors | 1, 128981 | 1, 128993 |
| Number of properties | 10 | 9 |
| Additive primes | 4975th | |
| Chen primes | 5219th | 5221st |
| Harmonic primes | 4548th | |
| Isolated primes | 9063rd | |
| Long primes | 4528th | 4530th |
| Primes | 12073rd | 12076th |
| Prime triplets (1st member) | 612th | |
| Pythagorean primes | 6004th | 6005th |
| Sexy primes (1st member) | 2996th | |
| Sexy primes (2nd member) | 2997th | |
| Sexy prime triplets (1st member) | 640th | |
| Sexy prime triplets (3rd member) | 640th | |
| Sophie germain primes | 1448th | |
| Super primes | 1446th | |
| Twin primes (1st member) | 1507th | |
| Roman numberals | ||
| Base 2 | 111110111110101012 | 111110111111000012 |
| Base 3 | 201122210023 | 201122211123 |
| Base 4 | 1331331114 | 1331332014 |
| Base 5 | 131114115 | 131114335 |
| Base 6 | 24330456 | 24331056 |
| Base 7 | 10450167 | 10450347 |
| Base 8 | 3737258 | 3737418 |
| Base 9 | 2158329 | 2158459 |
| Base 10 | 12898110 | 12899310 |
| Base 11 | 889a611 | 88a0711 |
| Base 12 | 6278512 | 6279512 |
| Base 13 | 4692813 | 4693713 |
| Base 14 | 3500d14 | 3501b14 |
| Base 15 | 2833b15 | 2834815 |
| Base 16 | 1f7d516 | 1f7e116 |