Finite Group Databasebeta

C7×Dic713 #34093183

order19964
automorphism?
homologyAbelianization (H1) = C4×C7 · Schur multiplier (H2) = C1

Aliases

direct productC7×Dic713
unambiguous semidirect productC23⋊(C7×Dic31)
unambiguous semidirect productC31⋊(C7×Dic23)

Splittings

derived, HallC23×C31 ⋊ C4×C7
HallC7×C23×C31 ⋊ C4
HallC7×C31 ⋊ Dic23
HallC7×C23 ⋊ Dic31
SylowC31 ⋊ C7×Dic23
SylowC23 ⋊ C7×Dic31

Subgroups

subgroupG/H
center, hypercenterC2×C7D713
commutator, hypocenterC23×C31C4×C7
FrattiniC2C7×D713
Fitting, socle, prime radicalC2×C7×C23×C31C2
cosocleC2×C23×C31C2×C7
LCSG ▷ C23×C31
UCSC1 ◁ C2×C7

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 19964

Conjugacy classes & character table

5012 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19964, 4);