Finite Group DatabasebetaFinite Group Databasebeta| order | 20940 |
| automorphism | ? |
| homology | Abelianization (H1) = C3×C4×C5 · Schur multiplier (H2) = C1 |
| direct product | C5×Dic349⋊C3 |
| unambiguous semidirect product | Dic349⋊(C3×C5) |
| unambiguous semidirect product | (C5×Dic349)⋊C3 |
| derived, Sylow | C349 ⋊ C3×C4×C5 |
| Hall | C5×Dic349 ⋊ C3 |
| Hall | C5×C349⋊C3 ⋊ C4 |
| Hall | C5×C349 ⋊ C3×C4 |
| Hall | Dic349 ⋊ C3×C5 |
| Hall | C349⋊C3 ⋊ C4×C5 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C2×C5 | D349⋊C3 |
| commutator, hypocenter | C349 | C3×C4×C5 |
| Frattini | C2 | C5×D349⋊C3 |
| Fitting, socle | C2×C5×C349 | C2×C3 |
| prime radical | C2×C5×C349⋊C3 | C2 |
| cosocle | C2×C349 | C2×C3×C5 |
| LCS | G ▷ C349 | |
| UCS | C1 ◁ C2×C5 | |
24 conjugacy classes of subgroups.
| transitive degree | μt(G) = 6980 |
640 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(20940, 10);