| order | 7980 |
| automorphism | ? |
| homology | Abelianization (H1) = C3×C4×C7 · Schur multiplier (H2) = C1 |
| direct product | C7×(C19⋊C3)⋊AGL(1,𝔽5) |
| unambiguous semidirect product | (C19⋊C3)⋊(C7×AGL(1,𝔽5)) |
| unambiguous semidirect product | (C19⋊AGL(1,𝔽5))⋊(C3×C7) |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C7 | (C19⋊C3)⋊AGL(1,𝔽5) |
| commutator, hypocenter | C5×C19 | C3×C4×C7 |
| Frattini | C1 | G |
| Fitting, socle | C5×C7×C19 | C3×C4 |
| LCS | G ▷ C5×C19 | |
| UCS | C1 ◁ C7 | |
48 conjugacy classes of subgroups.
189 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(7980, 54);