Compare 428639 vs 428807
| Property | 428639 | 428807 | 
|---|---|---|
| Type | prime | prime | 
| Unique factors | 1 | 1 | 
| Total factors | 1 | 1 | 
| Prime factorization | 4286391 | 4288071 | 
| Prime factorization | 428639 | 428807 | 
| Divisors count | 2 | 2 | 
| Divisors | 1, 428639 | 1, 428807 | 
| Number of properties | 4 | 5 | 
| Additive primes | 14255th | |
| Chen primes | 14475th | 14480th | 
| Isolated primes | 27973rd | |
| Primes | 36050th | 36063rd | 
| Sexy primes (2nd member) | 8102nd | 8106th | 
| Twin primes (1st member) | 4040th | |
| Roman numberals | ||
| Base 2 | 11010001010010111112 | 11010001011000001112 | 
| Base 3 | 2102022221123 | 2102100122023 | 
| Base 4 | 12202211334 | 12202300134 | 
| Base 5 | 1022040245 | 1022102125 | 
| Base 6 | 131042356 | 131051156 | 
| Base 7 | 34334517 | 34341117 | 
| Base 8 | 15051378 | 15054078 | 
| Base 9 | 7228759 | 7231829 | 
| Base 10 | 42863910 | 42880710 | 
| Base 11 | 27305211 | 27319511 | 
| Base 12 | 18807b12 | 18819b12 | 
| Base 13 | 12014313 | 12024213 | 
| Base 14 | b22d114 | b23b114 | 
| Base 15 | 8700e15 | 870c215 | 
| Base 16 | 68a5f16 | 68b0716 |