Finite Group DatabasebetaFinite Group Databasebeta| order | 20820 |
| automorphism | ? |
| homology | Abelianization (H1) = C3×C4×C5 · Schur multiplier (H2) = C1 |
| direct product | C3×C5×Dic347 |
| unambiguous semidirect product | C347⋊(C3×C4×C5) |
| derived, Sylow | C347 ⋊ C3×C4×C5 |
| Hall | C3×C5×C347 ⋊ C4 |
| Hall | C5×C347 ⋊ C3×C4 |
| Hall | C3×C347 ⋊ C4×C5 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C2×C3×C5 | D347 |
| commutator, hypocenter | C347 | C3×C4×C5 |
| Frattini | C2 | C3×C5×D347 |
| Fitting, socle, prime radical | C2×C3×C5×C347 | C2 |
| cosocle | C2×C347 | C2×C3×C5 |
| LCS | G ▷ C347 | |
| UCS | C1 ◁ C2×C3×C5 | |
24 conjugacy classes of subgroups.
| transitive degree | μt(G) = 20820 |
5250 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(20820, 2);