Compare 642249 vs 642251
| Property | 642249 | 642251 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 7 | 2 |
| Prime factorization | 36 × 8811 | 3591 × 17891 |
| Prime factorization | 3 × 3 × 3 × 3 × 3 × 3 × 881 | 359 × 1789 |
| Divisors count | 14 | 4 |
| Divisors | 1, 3, 9, 27, 81, 243, 729, 881, 2643, 7929, 23787, 71361, 214083, 642249 | 1, 359, 1789, 642251 |
| Number of properties | 0 | 1 |
| Semiprimes | 137601st | |
| Roman numberals | ||
| Base 2 | 100111001100110010012 | 100111001100110010112 |
| Base 3 | 10121220000003 | 10121220000023 |
| Base 4 | 21303030214 | 21303030234 |
| Base 5 | 1310224445 | 1310230015 |
| Base 6 | 214332136 | 214332156 |
| Base 7 | 53133067 | 53133117 |
| Base 8 | 23463118 | 23463138 |
| Base 9 | 11780009 | 11780029 |
| Base 10 | 64224910 | 64225110 |
| Base 11 | 3a959311 | 3a959511 |
| Base 12 | 26b80912 | 26b80b12 |
| Base 13 | 19643a13 | 19643c13 |
| Base 14 | 12a0ad14 | 12a0b114 |
| Base 15 | ca46915 | ca46b15 |
| Base 16 | 9ccc916 | 9cccb16 |