Finite Group DatabasebetaFinite Group Databasebeta| order | 19782 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C32×C157 · Schur multiplier (H2) = C3 |
| direct product | C3×AGL(1,𝔽7)×C157 |
| unambiguous semidirect product | D7⋊(C32×C157) |
| unambiguous semidirect product | ΓL(1,𝔽8)⋊(C2×C3×C157) |
| unambiguous semidirect product | (C3×D7)⋊(C3×C157) |
| Fitting, socle | C3×C7×C157 ⋊ C2×C3 |
| derived, Sylow | C7 ⋊ C2×C32×C157 |
| Hall | C3×ΓL(1,𝔽8)×C157 ⋊ C2 |
| Hall | D7×C157 ⋊ C32 |
| Hall | C7×C157 ⋊ C2×C32 |
| Hall | C3×ΓL(1,𝔽8) ⋊ C2×C157 |
| Hall | D7 ⋊ C32×C157 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C3×C157 | AGL(1,𝔽7) |
| commutator, cosocle, hypocenter | C7 | C2×C32×C157 |
| Frattini | C1 | G |
| Fitting, socle | C3×C7×C157 | C2×C3 |
| LCS | G ▷ C7 | |
| UCS | C1 ◁ C3×C157 | |
48 conjugacy classes of subgroups.
| transitive degree | μt(G) = 3297 |
3297 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(19782, 31);