Finite Group Databasebeta

D3×C72×D31 #32912263

order18228
automorphism?
homologyAbelianization (H1) = C22×C72 · Schur multiplier (H2) = C2×C7

Aliases

direct productD3×C72×D31
unambiguous semidirect product(D3×C31)⋊(C2×C72)
unambiguous semidirect product(C3×D31)⋊(C2×C72)
unambiguous semidirect productD93⋊(C2×C72)

Splittings

Fitting, socle, HallC3×C72×C31 ⋊ C22
derived, HallC3×C31 ⋊ C22×C72
HallC72×C31 ⋊ C2×D3
HallC3×C72 ⋊ C2×D31
SylowC31 ⋊ C2×D3×C72
SylowC3 ⋊ C2×C72×D31

Subgroups

subgroupG/H
center, hypercenterC72D3×D31
commutator, cosocle, hypocenterC3×C31C22×C72
FrattiniC1G
Fitting, socleC3×C72×C31C22
LCSG ▷ C3×C31
UCSC1 ◁ C72

200 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4557

Conjugacy classes & character table

2499 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18228, 271);