Finite Group Databasebeta

C19×Dic217 #30658103

order16492
automorphism?
homologyAbelianization (H1) = C4×C19 · Schur multiplier (H2) = C1

Aliases

direct productC19×Dic217
unambiguous semidirect productC7⋊(C19×Dic31)
unambiguous semidirect productC31⋊(C19×Dic7)

Splittings

derived, HallC7×C31 ⋊ C4×C19
HallC7×C19×C31 ⋊ C4
HallC19×C31 ⋊ Dic7
HallC7×C19 ⋊ Dic31
SylowC31 ⋊ C19×Dic7
SylowC7 ⋊ C19×Dic31

Subgroups

subgroupG/H
center, hypercenterC2×C19D217
commutator, hypocenterC7×C31C4×C19
FrattiniC2C19×D217
Fitting, socle, prime radicalC2×C7×C19×C31C2
cosocleC2×C7×C31C2×C19
LCSG ▷ C7×C31
UCSC1 ◁ C2×C19

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 16492

Conjugacy classes & character table

4180 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16492, 6);