Compare 427978 vs 428042
| Property | 427978 | 428042 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 21 × 2139891 | 21 × 2140211 |
| Prime factorization | 2 × 213989 | 2 × 214021 |
| Divisors count | 4 | 4 |
| Divisors | 1, 2, 213989, 427978 | 1, 2, 214021, 428042 |
| Number of properties | 1 | 1 |
| Semiprimes | 93433rd | 93445th |
| Roman numberals | ||
| Base 2 | 11010000111110010102 | 11010001000000010102 |
| Base 3 | 2102020020013 | 2102020111023 |
| Base 4 | 12201330224 | 12202000224 |
| Base 5 | 1021434035 | 1021441325 |
| Base 6 | 131012146 | 131014026 |
| Base 7 | 34315157 | 34316367 |
| Base 8 | 15037128 | 15040128 |
| Base 9 | 7220619 | 7221429 |
| Base 10 | 42797810 | 42804210 |
| Base 11 | 27260111 | 27265a11 |
| Base 12 | 18780a12 | 18786212 |
| Base 13 | 11ca5513 | 11caa413 |
| Base 14 | b1d7c14 | b1dc614 |
| Base 15 | 86c1d15 | 86c6215 |
| Base 16 | 687ca16 | 6880a16 |