Finite Group Databasebeta

C2×ΓL(1,𝔽8)×C157⋊C3 #34089958

order19782
automorphism?
homologyAbelianization (H1) = C2×C32 · Schur multiplier (H2) = C3

Aliases

direct productC2×ΓL(1,𝔽8)×C157⋊C3
unambiguous semidirect product(C2×C7×C157⋊C3)⋊C3
unambiguous semidirect product(C2×ΓL(1,𝔽8)×C157)⋊C3
unambiguous semidirect product(C2×#15693073)⋊C3
unambiguous semidirect product(C2×#15693074)⋊C3

Splittings

Fitting, socle, HallC2×C7×C157 ⋊ C32
derived, HallC7×C157 ⋊ C2×C32
HallC2×C157 ⋊ C3×ΓL(1,𝔽8)
SylowC157 ⋊ C2×C3×ΓL(1,𝔽8)
HallC2×C7 ⋊ C3×C157⋊C3
SylowC7 ⋊ C2×C3×C157⋊C3

Subgroups

subgroupG/H
center, hypercenterC2ΓL(1,𝔽8)×C157⋊C3
commutator, cosocle, hypocenterC7×C157C2×C32
FrattiniC1G
Fitting, socleC2×C7×C157C32
LCSG ▷ C7×C157
UCSC1 ◁ C2

48 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2198

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19782, 29);