Finite Group Databasebeta

C7×Dic671 #34037689

order18788
automorphism?
homologyAbelianization (H1) = C4×C7 · Schur multiplier (H2) = C1

Aliases

direct productC7×Dic671
unambiguous semidirect productC11⋊(C7×Dic61)

Splittings

derived, HallC11×C61 ⋊ C4×C7
HallC7×C11×C61 ⋊ C4
HallC7×C61 ⋊ Dic11
HallC7×C11 ⋊ Dic61
SylowC61 ⋊ C7×Dic11
SylowC11 ⋊ C7×Dic61

Subgroups

subgroupG/H
center, hypercenterC2×C7D671
commutator, hypocenterC11×C61C4×C7
FrattiniC2C7×D671
Fitting, socle, prime radicalC2×C7×C11×C61C2
cosocleC2×C11×C61C2×C7
LCSG ▷ C11×C61
UCSC1 ◁ C2×C7

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 18788

Conjugacy classes & character table

4718 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18788, 4);