Finite Group DatabasebetaFinite Group Databasebeta| order | 834 |
| isoclinism | isoclinic class of D139⋊C3 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C3 · Schur multiplier (H2) = C1 |
| unambiguous semidirect product | D139⋊C3 |
| unambiguous semidirect product | (C139⋊C3)⋊C2 |
| Fitting, socle, derived, Sylow | C139 ⋊ C2×C3 |
| Hall | C139⋊C3 ⋊ C2 |
| Hall | D139 ⋊ C3 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini, hypercenter | C1 | G |
| commutator, Fitting, socle, cosocle, hypocenter | C139 | C2×C3 |
| LCS | G ▷ C139 | |
| UCS | C1 | |
8 conjugacy classes of subgroups.
| transitive degree | μt(G) = 139 |
Polycyclic presentation:
2,3,139|c^a=c^138,c^b=c^9629 conjugacy classes — view the full character table.
| maximal subgroup of | C2×D139⋊C3, C3×D139⋊C3, C3⋊(D139⋊C3), … |
| maximal normal subgroup of | C2×D139⋊C3, C3×D139⋊C3, C5×D139⋊C3, … |
| maximal quotient of | (C139⋊C3)⋊C4, C2×D139⋊C3, D139⋊C9, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(834, 1);