Finite Group Databasebeta

C19⋊C3×ΓL(1,𝔽8)⋊C4 #18012156

order4788
automorphism?
homologyAbelianization (H1) = C32×C4 · Schur multiplier (H2) = C3

Aliases

direct productC19⋊C3×ΓL(1,𝔽8)⋊C4
unambiguous semidirect productΓL(1,𝔽8)⋊(C4×C19⋊C3)
unambiguous semidirect product(Dic7×C19⋊C3)⋊C3
unambiguous semidirect product(C19×ΓL(1,𝔽8)⋊C4)⋊C3
unambiguous semidirect product#13097586⋊C3
unambiguous semidirect product#13097587⋊C3

Splittings

derived, HallC7×C19 ⋊ C32×C4
HallΓL(1,𝔽8)×C19⋊C3 ⋊ C4
HallC19×Dic7 ⋊ C32
HallDic7 ⋊ C3×C19⋊C3
SylowC19 ⋊ C3×ΓL(1,𝔽8)⋊C4
SylowC7 ⋊ C3×C4×C19⋊C3

Subgroups

subgroupG/H
center, Frattini, hypercenterC2AGL(1,𝔽7)×C19⋊C3
commutator, hypocenterC7×C19C32×C4
Fitting, socle, cosocleC2×C7×C19C2×C32
prime radicalC2×ΓL(1,𝔽8)×C19⋊C3C2
LCSG ▷ C7×C19
UCSC1 ◁ C2

72 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 30
transitive degreeμt(G) = 532

Conjugacy classes & character table

126 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC5×C19⋊C3×ΓL(1,𝔽8)⋊C4, C19⋊C3×ΓL(1,𝔽8)⋊Dic5, C19⋊C3×ΓL(1,𝔽8)⋊AGL(1,𝔽5), …
maximal normal subgroup ofC5×C19⋊C3×ΓL(1,𝔽8)⋊C4, C7×C19⋊C3×ΓL(1,𝔽8)⋊C4
maximal quotient ofC5×C19⋊C3×ΓL(1,𝔽8)⋊C4, C19⋊C3×ΓL(1,𝔽8)⋊Dic5, C19⋊C3×ΓL(1,𝔽8)⋊AGL(1,𝔽5), …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4788, 72);