Finite Group DatabasebetaFinite Group Databasebeta| order | 15804 |
| automorphism | ? |
| homology | Abelianization (H1) = C4×C9 · Schur multiplier (H2) = C1 |
| unambiguous semidirect product | Dic439⋊C9 |
| unambiguous semidirect product | (C439⋊C9)⋊C4 |
| derived, Sylow | C439 ⋊ C4×C9 |
| Hall | C439⋊C9 ⋊ C4 |
| Hall | Dic439 ⋊ C9 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini, hypercenter | C2×C3 | D439⋊C3 |
| commutator, hypocenter | C439 | C4×C9 |
| Fitting, socle, prime radical, cosocle | C2×C3×C439 | C2×C3 |
| LCS | G ▷ C439 | |
| UCS | C1 ◁ C2×C3 | |
18 conjugacy classes of subgroups.
| transitive degree | μt(G) = 15804 |
Polycyclic presentation:
2,3,439,2,3|a^2=d,b^3=e,c^a=c^438,c^b=c^267474 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(15804, 2);