Compare 428223 vs 428231
| Property | 428223 | 428231 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 3491 × 4091 | 4282311 |
| Prime factorization | 3 × 349 × 409 | 428231 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 349, 409, 1047, 1227, 142741, 428223 | 1, 428231 |
| Number of properties | 0 | 4 |
| Chen primes | 14463rd | |
| Cousin primes (2nd member) | 4029th | |
| Isolated primes | 27953rd | |
| Primes | 36022nd | |
| Roman numberals | ||
| Base 2 | 11010001000101111112 | 11010001000110001112 |
| Base 3 | 2102021020103 | 2102021021023 |
| Base 4 | 12202023334 | 12202030134 |
| Base 5 | 1022003435 | 1022004115 |
| Base 6 | 131023036 | 131023156 |
| Base 7 | 34323157 | 34323267 |
| Base 8 | 15042778 | 15043078 |
| Base 9 | 7223639 | 7223729 |
| Base 10 | 42822310 | 42823110 |
| Base 11 | 27280411 | 27281111 |
| Base 12 | 18799312 | 18799b12 |
| Base 13 | 11cbb313 | 11cbbb13 |
| Base 14 | b20b514 | b20bd14 |
| Base 15 | 86d3315 | 86d3b15 |
| Base 16 | 688bf16 | 688c716 |