Finite Group Databasebeta

C2×D21×C73⋊C3 #32913930

order18396
automorphism?
homologyAbelianization (H1) = C22×C3 · Schur multiplier (H2) = C2

Aliases

direct productC2×D21×C73⋊C3
unambiguous semidirect product(C2×C3)⋊(D7×C73⋊C3)

Splittings

Fitting, socleC2×C3×C7×C73 ⋊ C2×C3
derivedC3×C7×C73 ⋊ C22×C3
HallC3×C7×C73⋊C3 ⋊ C22
HallC3×C73⋊C3 ⋊ C2×D7
HallC7×C73 ⋊ C2×C3×D3
SylowC73 ⋊ C2×C3×D21
SylowC7 ⋊ C2×D3×C73⋊C3

Subgroups

subgroupG/H
center, hypercenterC2D21×C73⋊C3
commutator, cosocle, hypocenterC3×C7×C73C22×C3
FrattiniC1G
Fitting, socleC2×C3×C7×C73C2×C3
LCSG ▷ C3×C7×C73
UCSC1 ◁ C2

88 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 3066

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18396, 248);