Compare 428138 vs 428209
| Property | 428138 | 428209 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 21 × 2140691 | 4571 × 9371 |
| Prime factorization | 2 × 214069 | 457 × 937 |
| Divisors count | 4 | 4 |
| Divisors | 1, 2, 214069, 428138 | 1, 457, 937, 428209 |
| Number of properties | 1 | 1 |
| Semiprimes | 93471st | 93483rd |
| Roman numberals | ||
| Base 2 | 11010001000011010102 | 11010001000101100012 |
| Base 3 | 2102020212223 | 2102021011213 |
| Base 4 | 12202012224 | 12202023014 |
| Base 5 | 1022000235 | 1022003145 |
| Base 6 | 131020426 | 131022416 |
| Base 7 | 34321347 | 34322657 |
| Base 8 | 15041528 | 15042618 |
| Base 9 | 7222589 | 7223479 |
| Base 10 | 42813810 | 42820910 |
| Base 11 | 27273711 | 2727a111 |
| Base 12 | 18792212 | 18798112 |
| Base 13 | 11cb4913 | 11cba213 |
| Base 14 | b205414 | b20a514 |
| Base 15 | 86cc815 | 86d2415 |
| Base 16 | 6886a16 | 688b116 |