Compare 428249 vs 428257
| Property | 428249 | 428257 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 4282491 | 2411 × 17771 |
| Prime factorization | 428249 | 241 × 1777 |
| Divisors count | 2 | 4 |
| Divisors | 1, 428249 | 1, 241, 1777, 428257 |
| Number of properties | 4 | 1 |
| Additive primes | 14243rd | |
| Chen primes | 14464th | |
| Primes | 36023rd | |
| Semiprimes | 93488th | |
| Twin primes (1st member) | 4036th | |
| Roman numberals | ||
| Base 2 | 11010001000110110012 | 11010001000111000012 |
| Base 3 | 2102021100023 | 2102021101013 |
| Base 4 | 12202031214 | 12202032014 |
| Base 5 | 1022004445 | 1022010125 |
| Base 6 | 131023456 | 131024016 |
| Base 7 | 34323537 | 34323647 |
| Base 8 | 15043318 | 15043418 |
| Base 9 | 7224029 | 7224119 |
| Base 10 | 42824910 | 42825710 |
| Base 11 | 27282811 | 27283511 |
| Base 12 | 1879b512 | 187a0112 |
| Base 13 | 11cc0313 | 11cc0b13 |
| Base 14 | b20d314 | b20db14 |
| Base 15 | 86d4e15 | 86d5715 |
| Base 16 | 688d916 | 688e116 |