Finite Group Databasebeta

C2×C71×C3⋊AGL(1,𝔽7) #31822080

order17892
isoclinismisoclinic class of C3⋊AGL(1,𝔽7)
automorphism?
homologyAbelianization (H1) = C22×C3×C71 · Schur multiplier (H2) = C2

Aliases

direct productC2×C71×C3⋊AGL(1,𝔽7)
unambiguous semidirect product(C2×C3)⋊(AGL(1,𝔽7)×C71)
unambiguous semidirect product(C2×ΓL(1,𝔽8))⋊(D3×C71)
unambiguous semidirect product(C2×D21)⋊(C3×C71)
unambiguous semidirect product(C2×D21×C71)⋊C3

Splittings

Fitting, socleC2×C3×C7×C71 ⋊ C2×C3
derivedC3×C7 ⋊ C22×C3×C71
HallC3×ΓL(1,𝔽8)×C71 ⋊ C22
HallC7×C71 ⋊ C2×C3×D3
HallC3×ΓL(1,𝔽8) ⋊ C22×C71
SylowC7 ⋊ C2×C3×D3×C71

Subgroups

subgroupG/H
center, hypercenterC2×C71C3⋊AGL(1,𝔽7)
commutator, cosocle, hypocenterC3×C7C22×C3×C71
FrattiniC1G
Fitting, socleC2×C3×C7×C71C2×C3
LCSG ▷ C3×C7
UCSC1 ◁ C2×C71

88 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2982

Conjugacy classes & character table

1704 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17892, 97);