Finite Group Databasebeta

D3×D7×C211 #31799428

order17724
automorphism?
homologyAbelianization (H1) = C22×C211 · Schur multiplier (H2) = C2

Aliases

direct productD3×D7×C211
unambiguous semidirect product(D3×C7)⋊(C2×C211)
unambiguous semidirect product(C3×D7)⋊(C2×C211)
unambiguous semidirect productD21⋊(C2×C211)

Splittings

Fitting, socle, HallC3×C7×C211 ⋊ C22
derived, HallC3×C7 ⋊ C22×C211
HallC7×C211 ⋊ C2×D3
HallC3×C211 ⋊ C2×D7
SylowC7 ⋊ C2×D3×C211
SylowC3 ⋊ C2×D7×C211

Subgroups

subgroupG/H
center, hypercenterC211D3×D7
commutator, cosocle, hypocenterC3×C7C22×C211
FrattiniC1G
Fitting, socleC3×C7×C211C22
LCSG ▷ C3×C7
UCSC1 ◁ C211

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4431

Conjugacy classes & character table

3165 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17724, 60);