Finite Group Databasebeta

Dic7×C647 #31827313

order18116
isoclinismisoclinic class of D7
automorphism?
homologyAbelianization (H1) = C4×C647 · Schur multiplier (H2) = C1

Aliases

direct productDic7×C647
unambiguous semidirect productC7⋊(C4×C647)

Splittings

derived, SylowC7 ⋊ C4×C647
HallC7×C647 ⋊ C4

Subgroups

subgroupG/H
center, hypercenterC2×C647D7
commutator, hypocenterC7C4×C647
FrattiniC2D7×C647
Fitting, socle, prime radicalC2×C7×C647C2
cosocleC2×C7C2×C647
LCSG ▷ C7
UCSC1 ◁ C2×C647

12 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 18116

Conjugacy classes & character table

6470 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18116, 2);