Finite Group DatabasebetaFinite Group Databasebeta| order | 7940 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C5 · Schur multiplier (H2) = C2 |
| direct product | C2×C5×D397 |
| unambiguous semidirect product | C397⋊(C22×C5) |
| unambiguous semidirect product | (C2×C397)⋊(C2×C5) |
| Fitting, socle | C2×C5×C397 ⋊ C2 |
| derived, Sylow | C397 ⋊ C22×C5 |
| Hall | C5×C397 ⋊ C22 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C2×C5 | D397 |
| commutator, hypocenter | C397 | C22×C5 |
| Frattini | C1 | G |
| Fitting, socle | C2×C5×C397 | C2 |
| LCS | G ▷ C397 | |
| UCS | C1 ◁ C2×C5 | |
20 conjugacy classes of subgroups.
2000 conjugacy classes. The character table is too large to display.
| maximal subgroup of | C2×C5×D397⋊C3, C5×D3×D397, C2×C3×C5×D397, … |
| maximal normal subgroup of | C2×C5×D397⋊C3, C2×C3×C5×D397 |
| maximal quotient of | C5×D3×D397, C2×C3×C5×D397, C2×C5×D1191 |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(7940, 15);