Finite Group Databasebeta

AGL(1,𝔽7)×C139 #19154248

order5838
isoclinismisoclinic class of AGL(1,𝔽7)
automorphism?
homologyAbelianization (H1) = C2×C3×C139 · Schur multiplier (H2) = C1

Aliases

direct productAGL(1,𝔽7)×C139
unambiguous semidirect productD7⋊(C3×C139)
unambiguous semidirect productΓL(1,𝔽8)⋊(C2×C139)

Splittings

Fitting, socle, HallC7×C139 ⋊ C2×C3
derived, SylowC7 ⋊ C2×C3×C139
HallΓL(1,𝔽8)×C139 ⋊ C2
HallD7×C139 ⋊ C3
HallΓL(1,𝔽8) ⋊ C2×C139
HallD7 ⋊ C3×C139

Subgroups

subgroupG/H
center, hypercenterC139AGL(1,𝔽7)
commutator, hypocenterC7C2×C3×C139
FrattiniC1G
Fitting, socleC7×C139C2×C3
LCSG ▷ C7
UCSC1 ◁ C139

16 conjugacy classes of subgroups.

Full subgroup data →

Conjugacy classes & character table

973 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofAGL(1,𝔽7)×D139, C2×AGL(1,𝔽7)×C139, AGL(1,𝔽7)×C139⋊C3, …
maximal normal subgroup ofAGL(1,𝔽7)×D139, C2×AGL(1,𝔽7)×C139, AGL(1,𝔽7)×C139⋊C3, …
maximal quotient ofΓL(1,𝔽8)⋊C4×C139, C2×AGL(1,𝔽7)×C139, D7⋊C9×C139, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(5838, 18);