Finite Group Databasebeta

C7×C19×C22⋊(C13⋊C3) #35209173

order20748
automorphism?
homologyAbelianization (H1) = C3×C7×C19 · Schur multiplier (H2) = C2

Aliases

direct productC7×C19×C22⋊(C13⋊C3)
unambiguous semidirect productC22⋊(C7×C19×C13⋊C3)
unambiguous semidirect productC13⋊(C7×A4×C19)

Splittings

Fitting, socle, HallC22×C7×C13×C19 ⋊ C3
derived, HallC22×C13 ⋊ C3×C7×C19
HallC7×C13×C19 ⋊ A4
HallC22×C13×C19 ⋊ C3×C7
HallC22×C7×C19 ⋊ C13⋊C3
HallC22×C7×C13 ⋊ C3×C19
HallC13×C19 ⋊ C7×A4
HallC7×C13 ⋊ A4×C19
HallC22×C19 ⋊ C7×C13⋊C3
HallC22×C7 ⋊ C19×C13⋊C3
SylowC13 ⋊ C7×A4×C19
SylowC22 ⋊ C7×C19×C13⋊C3

Subgroups

subgroupG/H
center, hypercenterC7×C19C22⋊(C13⋊C3)
commutator, cosocle, hypocenterC22×C13C3×C7×C19
FrattiniC1G
Fitting, socleC22×C7×C13×C19C3
LCSG ▷ C22×C13
UCSC1 ◁ C7×C19

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 6916

Conjugacy classes & character table

2660 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20748, 401);