Finite Group Databasebeta

C2×C3×C3⋊(D71⋊C7) #31822064

order17892
automorphism?
homologyAbelianization (H1) = C22×C3×C7 · Schur multiplier (H2) = C2

Aliases

direct productC2×C3×C3⋊(D71⋊C7)
unambiguous semidirect product(C2×C3)⋊(C3×D71⋊C7)
unambiguous semidirect product(C2×D213)⋊(C3×C7)
unambiguous semidirect product(C2×C71⋊C7)⋊(C3×D3)
unambiguous semidirect product(C2×C3×D213)⋊C7

Splittings

Fitting, socleC2×C32×C71 ⋊ C2×C7
derivedC3×C71 ⋊ C22×C3×C7
HallC32×C71⋊C7 ⋊ C22
HallC2×C3×D213 ⋊ C7
HallC32×C71 ⋊ C22×C7
HallC71⋊C7 ⋊ C2×C3×D3
SylowC71 ⋊ C2×C3×D3×C7
SylowC32 ⋊ C2×D71⋊C7

Subgroups

subgroupG/H
center, hypercenterC2×C3C3⋊(D71⋊C7)
commutator, cosocle, hypocenterC3×C71C22×C3×C7
FrattiniC1G
Fitting, socleC2×C32×C71C2×C7
LCSG ▷ C3×C71
UCSC1 ◁ C2×C3

88 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 852

Conjugacy classes & character table

216 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17892, 81);