Finite Group DatabasebetaFinite Group Databasebeta| order | 1140 |
| isoclinism | isoclinic class of C5⋊(D19⋊C3) |
| automorphism | ? |
| homology | Abelianization (H1) = C3×C4 · Schur multiplier (H2) = C1 |
| unambiguous semidirect product | (C19⋊C3)⋊Dic5 |
| unambiguous semidirect product | Dic95⋊C3 |
| derived, Hall | C5×C19 ⋊ C3×C4 |
| Hall | Dic95 ⋊ C3 |
| Hall | C5×C19⋊C3 ⋊ C4 |
| Hall | C19⋊C3 ⋊ Dic5 |
| Sylow | C19 ⋊ C3×Dic5 |
| Sylow | C5 ⋊ (C19⋊C3)⋊C4 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini, hypercenter | C2 | C5⋊(D19⋊C3) |
| commutator, hypocenter | C5×C19 | C3×C4 |
| Fitting, socle, cosocle | C2×C5×C19 | C2×C3 |
| prime radical | C2×C5×C19⋊C3 | C2 |
| LCS | G ▷ C5×C19 | |
| UCS | C1 ◁ C2 | |
24 conjugacy classes of subgroups.
| transitive degree | μt(G) = 380 |
Polycyclic presentation:
2,3,2,5,19|a^2=c,d^a=d^4,e^a=e^18,e^b=e^1154 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1140, 3);