Finite Group Databasebeta

C7×Dic681 #34040135

order19068
automorphism?
homologyAbelianization (H1) = C4×C7 · Schur multiplier (H2) = C1

Aliases

direct productC7×Dic681
unambiguous semidirect productC3⋊(C7×Dic227)
unambiguous semidirect productC227⋊(C7×Dic3)

Splittings

derived, HallC3×C227 ⋊ C4×C7
HallC3×C7×C227 ⋊ C4
HallC7×C227 ⋊ Dic3
SylowC227 ⋊ C7×Dic3
HallC3×C7 ⋊ Dic227
SylowC3 ⋊ C7×Dic227

Subgroups

subgroupG/H
center, hypercenterC2×C7D681
commutator, hypocenterC3×C227C4×C7
FrattiniC2C7×D681
Fitting, socle, prime radicalC2×C3×C7×C227C2
cosocleC2×C3×C227C2×C7
LCSG ▷ C3×C227
UCSC1 ◁ C2×C7

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 19068

Conjugacy classes & character table

4788 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19068, 7);