Finite Group Databasebeta

C2×(D211⋊C3)⋊C7 #31799400

order17724
automorphism?
homologyAbelianization (H1) = C22×C3×C7 · Schur multiplier (H2) = C2

Aliases

direct productC2×(D211⋊C3)⋊C7
unambiguous semidirect product(D211⋊C3)⋊(C2×C7)
unambiguous semidirect product(C2×D211⋊C3)⋊C7
unambiguous semidirect product(D211⋊C7)⋊(C2×C3)
unambiguous semidirect product((C211⋊C3)⋊C7)⋊C22
unambiguous semidirect product(C2×D211⋊C7)⋊C3
unambiguous semidirect product(C2×(C211⋊C3)⋊C7)⋊C2

Splittings

Fitting, socleC2×C211 ⋊ C2×C3×C7
derived, SylowC211 ⋊ C22×C3×C7
HallC2×D211⋊C7 ⋊ C3
Hall(C211⋊C3)⋊C7 ⋊ C22
HallC2×D211⋊C3 ⋊ C7
HallC211⋊C7 ⋊ C22×C3
HallC2×D211 ⋊ C3×C7
HallC211⋊C3 ⋊ C22×C7

Subgroups

subgroupG/H
center, hypercenterC2(D211⋊C3)⋊C7
commutator, cosocle, hypocenterC211C22×C3×C7
FrattiniC1G
Fitting, socleC2×C211C2×C3×C7
LCSG ▷ C211
UCSC1 ◁ C2

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 422

Conjugacy classes & character table

94 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17724, 32);