Finite Group DatabasebetaFinite Group Databasebeta| order | 31780 |
| automorphism | ? |
| homology | Abelianization (H1) = C4×C227 · Schur multiplier (H2) = C1 |
| direct product | C7⋊AGL(1,𝔽5)×C227 |
| unambiguous semidirect product | C7⋊(AGL(1,𝔽5)×C227) |
| Fitting, socle, Hall | C5×C7×C227 ⋊ C4 |
| derived, Hall | C5×C7 ⋊ C4×C227 |
| Hall | C7×C227 ⋊ AGL(1,𝔽5) |
| Hall | C5×C227 ⋊ Dic7 |
| Sylow | C7 ⋊ AGL(1,𝔽5)×C227 |
| Sylow | C5 ⋊ Dic7×C227 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C227 | C7⋊AGL(1,𝔽5) |
| commutator, hypocenter | C5×C7 | C4×C227 |
| Frattini | C1 | G |
| Fitting, socle | C5×C7×C227 | C4 |
| prime radical | C7×D5×C227 | C2 |
| cosocle | C7×D5 | C2×C227 |
| LCS | G ▷ C5×C7 | |
| UCS | C1 ◁ C227 | |
24 conjugacy classes of subgroups.
| transitive degree | μt(G) = 7945 |
3859 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(31780, 13);