Finite Group Databasebeta

C2×C7×D7×C71 #28358180

order13916
isoclinismisoclinic class of D7
automorphism?
homologyAbelianization (H1) = C22×C7×C71 · Schur multiplier (H2) = C2

Aliases

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

Splittings

Fitting, socleC2×C72×C71 ⋊ C2
derivedC7 ⋊ C22×C7×C71
HallC72×C71 ⋊ C22
SylowC72 ⋊ C22×C71

Subgroups

subgroupG/H
center, hypercenterC2×C7×C71D7
commutator, cosocle, hypocenterC7C22×C7×C71
FrattiniC1G
Fitting, socleC2×C72×C71C2
LCSG ▷ C7
UCSC1 ◁ C2×C7×C71

52 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1988

Conjugacy classes & character table

4970 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(13916, 40);