Finite Group DatabasebetaFinite Group Databasebeta| order | 19257 |
| automorphism | ? |
| homology | Abelianization (H1) = C3×C7×C131 · Schur multiplier (H2) = C1 |
| direct product | C7×ΓL(1,𝔽8)×C131 |
| unambiguous semidirect product | C7⋊(C3×C7×C131) |
| unambiguous semidirect product | (C7×C131)⋊(C3×C7) |
| Fitting, socle, Hall | C72×C131 ⋊ C3 |
| derived | C7 ⋊ C3×C7×C131 |
| Sylow | C72 ⋊ C3×C131 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C7×C131 | ΓL(1,𝔽8) |
| commutator, cosocle, hypocenter | C7 | C3×C7×C131 |
| Frattini | C1 | G |
| Fitting, socle | C72×C131 | C3 |
| LCS | G ▷ C7 | |
| UCS | C1 ◁ C7×C131 | |
20 conjugacy classes of subgroups.
| transitive degree | μt(G) = 2751 |
4585 conjugacy classes. The character table is too large to display.
| maximal subgroup of | C7×ΓL(1,𝔽8)×D131, C7×AGL(1,𝔽7)×C131, C7×ΓL(1,𝔽8)⋊D131, … |
| maximal normal subgroup of | C7×ΓL(1,𝔽8)×D131, C7×AGL(1,𝔽7)×C131, C7×ΓL(1,𝔽8)⋊D131, … |
| maximal quotient of | C2×C7×ΓL(1,𝔽8)×C131 |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(19257, 5);