Finite Group Databasebeta

C2×C7×D71⋊C7 #28358166

order13916
automorphism?
homologyAbelianization (H1) = C22×C72 · Schur multiplier (H2) = C2×C7

Aliases

direct productC2×C7×D71⋊C7
unambiguous semidirect productD71⋊(C2×C72)
unambiguous semidirect product(C2×D71)⋊C72
unambiguous semidirect product(C71⋊C7)⋊(C22×C7)
unambiguous semidirect product(C2×C71⋊C7)⋊(C2×C7)
unambiguous semidirect product(C2×C7×D71)⋊C7

Splittings

Fitting, socleC2×C7×C71 ⋊ C2×C7
derived, SylowC71 ⋊ C22×C72
HallC7×C71⋊C7 ⋊ C22
HallC2×D71 ⋊ C72

Subgroups

subgroupG/H
center, hypercenterC2×C7D71⋊C7
commutator, cosocle, hypocenterC71C22×C72
FrattiniC1G
Fitting, socleC2×C7×C71C2×C7
LCSG ▷ C71
UCSC1 ◁ C2×C7

100 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 994

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(13916, 26);