Finite Group Databasebeta

AGL(1,𝔽7)×D219 #32913873

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

Aliases

direct productAGL(1,𝔽7)×D219
unambiguous semidirect productD7⋊(C3×D219)
unambiguous semidirect product(C3×AGL(1,𝔽7))⋊D73
unambiguous semidirect product(AGL(1,𝔽7)×C73)⋊D3

Splittings

Fitting, socle, derivedC3×C7×C73 ⋊ C22×C3
HallC3×ΓL(1,𝔽8)×C73 ⋊ C22
HallC7×C73 ⋊ C2×C3×D3
SylowC73 ⋊ D3×AGL(1,𝔽7)
HallC3×ΓL(1,𝔽8) ⋊ C2×D73
SylowC7 ⋊ C2×C3×D219

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC3×C7×C73C22×C3
LCSG ▷ C3×C7×C73
UCSC1

88 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1533

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18396, 191);