Finite Group Databasebeta

C19×ΓL(1,𝔽8)×D21 #30660856

order16758
automorphism?
homologyAbelianization (H1) = C2×C3×C19 · Schur multiplier (H2) = C1

Aliases

direct productC19×ΓL(1,𝔽8)×D21
unambiguous semidirect productC3⋊(D7×C19×ΓL(1,𝔽8))

Splittings

Fitting, socleC3×C72×C19 ⋊ C2×C3
derivedC3×C72 ⋊ C2×C3×C19
HallC3×C7×C19×ΓL(1,𝔽8) ⋊ C2
HallC72×C19 ⋊ C3×D3
HallC3×C7×ΓL(1,𝔽8) ⋊ C2×C19
SylowC72 ⋊ C3×D3×C19

Subgroups

subgroupG/H
center, hypercenterC19ΓL(1,𝔽8)×D21
commutator, cosocle, hypocenterC3×C72C2×C3×C19
FrattiniC1G
Fitting, socleC3×C72×C19C2×C3
LCSG ▷ C3×C72
UCSC1 ◁ C19

76 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2394

Conjugacy classes & character table

1140 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC19×AGL(1,𝔽7)×D21, D21×ΓL(1,𝔽8)⋊D19, C19×(C3⋊AGL(1,𝔽7))⋊D7, …
maximal normal subgroup ofC19×AGL(1,𝔽7)×D21, D21×ΓL(1,𝔽8)⋊D19, C19×(C3⋊AGL(1,𝔽7))⋊D7, …
maximal quotient ofC19×ΓL(1,𝔽8)×Dic21, C2×C19×ΓL(1,𝔽8)×D21

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16758, 383);