Finite Group Databasebeta

C7×Dic627 #31798201

order17556
automorphism?
homologyAbelianization (H1) = C4×C7 · Schur multiplier (H2) = C1

Aliases

direct productC7×Dic627
unambiguous semidirect productC3⋊(C7×Dic209)
unambiguous semidirect productC11⋊(C7×Dic57)
unambiguous semidirect productC19⋊(C7×Dic33)

Splittings

derived, HallC3×C11×C19 ⋊ C4×C7
HallC3×C7×C11×C19 ⋊ C4
HallC7×C11×C19 ⋊ Dic3
HallC3×C7×C19 ⋊ Dic11
HallC3×C7×C11 ⋊ Dic19
HallC11×C19 ⋊ C7×Dic3
HallC7×C19 ⋊ Dic33
HallC7×C11 ⋊ Dic57
HallC3×C19 ⋊ C7×Dic11
HallC3×C11 ⋊ C7×Dic19
HallC3×C7 ⋊ Dic209
SylowC19 ⋊ C7×Dic33
SylowC11 ⋊ C7×Dic57
SylowC3 ⋊ C7×Dic209

Subgroups

subgroupG/H
center, hypercenterC2×C7D627
commutator, hypocenterC3×C11×C19C4×C7
FrattiniC2C7×D627
Fitting, socle, prime radicalC2×C3×C7×C11×C19C2
cosocleC2×C3×C11×C19C2×C7
LCSG ▷ C3×C11×C19
UCSC1 ◁ C2×C7

48 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 17556

Conjugacy classes & character table

4410 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17556, 16);