Compare 128983 vs 128985
| Property | 128983 | 128985 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 1289831 | 31 × 51 × 85991 |
| Prime factorization | 128983 | 3 × 5 × 8599 |
| Divisors count | 2 | 8 |
| Divisors | 1, 128983 | 1, 3, 5, 15, 8599, 25797, 42995, 128985 |
| Number of properties | 7 | 0 |
| Additive primes | 4976th | |
| Cousin primes (1st member) | 1500th | |
| Harmonic primes | 4546th | |
| Long primes | 4529th | |
| Primes | 12074th | |
| Prime triplets (2nd member) | 612th | |
| Twin primes (2nd member) | 1507th | |
| Roman numberals | ||
| Base 2 | 111110111110101112 | 111110111110110012 |
| Base 3 | 201122210113 | 201122210203 |
| Base 4 | 1331331134 | 1331331214 |
| Base 5 | 131114135 | 131114205 |
| Base 6 | 24330516 | 24330536 |
| Base 7 | 10450217 | 10450237 |
| Base 8 | 3737278 | 3737318 |
| Base 9 | 2158349 | 2158369 |
| Base 10 | 12898310 | 12898510 |
| Base 11 | 889a811 | 889aa11 |
| Base 12 | 6278712 | 6278912 |
| Base 13 | 4692a13 | 4692c13 |
| Base 14 | 3501114 | 3501314 |
| Base 15 | 2833d15 | 2834015 |
| Base 16 | 1f7d716 | 1f7d916 |