Finite Group DatabasebetaFinite Group Databasebeta| order | 7980 |
| automorphism | ? |
| homology | Abelianization (H1) = C22 · Schur multiplier (H2) = C2 |
| unambiguous semidirect product | D15⋊D133 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini, hypercenter | C1 | G |
| commutator, Fitting, socle, hypocenter | C3×C5×C7×C19 | C22 |
| LCS | G ▷ C3×C5×C7×C19 | |
| UCS | C1 | |
80 conjugacy classes of subgroups.
Polycyclic presentation:
2^2,3,5,7,19|d^a=d^4,e^a=e^6,f^a=f^18,c^b=c^2,d^b=d^4606 conjugacy classes — view the full character table.
| maximal subgroup of | D45⋊D133, D15⋊#11716327, D15⋊#11716328, … |
| maximal normal subgroup of | D15⋊#11716327, D15⋊#11716328, D15⋊(ΓL(1,𝔽8)⋊D19), … |
| maximal quotient of | D45⋊D133, C3×D15⋊D133, #37561572, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(7980, 164);