Finite Group Databasebeta

Dic7×C71⋊C7 #28358157

order13916
automorphism?
homologyAbelianization (H1) = C4×C7 · Schur multiplier (H2) = C1

Aliases

direct productDic7×C71⋊C7
unambiguous semidirect productC7⋊(C4×C71⋊C7)
unambiguous semidirect product(Dic7×C71)⋊C7

Splittings

derivedC7×C71 ⋊ C4×C7
HallC7×C71⋊C7 ⋊ C4
SylowC71 ⋊ C7×Dic7

Subgroups

subgroupG/H
center, Frattini, hypercenterC2D7×C71⋊C7
commutator, hypocenterC7×C71C4×C7
Fitting, socle, cosocleC2×C7×C71C2×C7
prime radicalC2×C7×C71⋊C7C2
LCSG ▷ C7×C71
UCSC1 ◁ C2

36 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1988

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, 17);