Finite Group Databasebeta

C19⋊C3×ΓL(1,𝔽8)⋊D7 #30660704

order16758
automorphism?
homologyAbelianization (H1) = C2×C32 · Schur multiplier (H2) = C3

Aliases

direct productC19⋊C3×ΓL(1,𝔽8)⋊D7
unambiguous semidirect productΓL(1,𝔽8)⋊(D7×C19⋊C3)

Splittings

Fitting, socle, derived, HallC72×C19 ⋊ C2×C32
HallC7×ΓL(1,𝔽8)×C19⋊C3 ⋊ C2
HallC19×C7⋊D7 ⋊ C32
HallC7⋊D7 ⋊ C3×C19⋊C3
SylowC72 ⋊ C2×C3×C19⋊C3
SylowC19 ⋊ C3×ΓL(1,𝔽8)⋊D7

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC72×C19C2×C32
LCSG ▷ C72×C19
UCSC1

112 conjugacy classes of subgroups; only the 30 normal subgroups are shown.

normal subgroups only

This group has 112 conjugacy classes of subgroups — too many to draw. Only its 30 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 399

Conjugacy classes & character table

198 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD19⋊C3×ΓL(1,𝔽8)⋊D7, (ΓL(1,𝔽8)⋊(D19⋊C3))⋊D7, D7×AGL(1,𝔽7)×C19⋊C3, …
maximal normal subgroup ofD19⋊C3×ΓL(1,𝔽8)⋊D7, (ΓL(1,𝔽8)⋊(D19⋊C3))⋊D7, D7×AGL(1,𝔽7)×C19⋊C3, …
maximal quotient ofC19⋊C3×ΓL(1,𝔽8)⋊Dic7, C2×C19⋊C3×ΓL(1,𝔽8)⋊D7

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16758, 231);