Finite Group Databasebeta

C2×D7×C71⋊C7 #28358168

order13916
automorphism?
homologyAbelianization (H1) = C22×C7 · Schur multiplier (H2) = C2

Aliases

direct productC2×D7×C71⋊C7
unambiguous semidirect productC7⋊(C22×C71⋊C7)
unambiguous semidirect product(C2×C7)⋊(C2×C71⋊C7)
unambiguous semidirect product(C2×D7×C71)⋊C7

Splittings

Fitting, socleC2×C7×C71 ⋊ C2×C7
derivedC7×C71 ⋊ C22×C7
HallC7×C71⋊C7 ⋊ C22
SylowC71 ⋊ C2×C7×D7

Subgroups

subgroupG/H
center, hypercenterC2D7×C71⋊C7
commutator, cosocle, hypocenterC7×C71C22×C7
FrattiniC1G
Fitting, socleC2×C7×C71C2×C7
LCSG ▷ C7×C71
UCSC1 ◁ C2

52 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 994

Conjugacy classes & character table

170 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(13916, 28);