Finite Group DatabasebetaFinite Group Databasebeta| order | 8156 |
| automorphism | Aut(G) order 8310964 |
| homology | Abelianization (H1) = C4 · Schur multiplier (H2) = C1 |
| dicyclic | Dic2039 |
| unambiguous semidirect product | C2039⋊C4 |
| derived, Sylow | C2039 ⋊ C4 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini, hypercenter | C2 | D2039 |
| commutator, hypocenter | C2039 | C4 |
| Fitting, socle | C2×C2039 | C2 |
| LCS | G ▷ C2039 | |
| UCS | C1 ◁ C2 | |
6 conjugacy classes of subgroups.
Polycyclic presentation:
2^2,2039|a^2=b,c^a=c^20382042 conjugacy classes. The character table is too large to display.
| maximal subgroup of | C4×D2039, C2×Dic2039, C22⋊D2039, … |
| maximal normal subgroup of | C4×D2039, C2×Dic2039, C22⋊D2039, … |
| maximal quotient of | C2039⋊C8, C2×Dic2039, C3×Dic2039, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(8156, 1);