Finite Group Databasebeta

C3×C5⋊(C5⋊(ΓL(1,𝔽8)⋊D7)) #36347982

order22050
automorphism?
homologyAbelianization (H1) = C2×C32 · Schur multiplier (H2) = C3×C5

Aliases

direct productC3×C5⋊(C5⋊(ΓL(1,𝔽8)⋊D7))
unambiguous semidirect productC5⋊(C3×C5⋊(ΓL(1,𝔽8)⋊D7))
unambiguous semidirect productΓL(1,𝔽8)⋊(C3×C5⋊D35)

Splittings

Fitting, socleC3×C52×C72 ⋊ C2×C3
derived, HallC52×C72 ⋊ C2×C32
HallC3×C52×C7×ΓL(1,𝔽8) ⋊ C2
HallC5⋊(C5⋊(C7⋊D7)) ⋊ C32
HallC3×C7×ΓL(1,𝔽8) ⋊ C5⋊D5
SylowC72 ⋊ C32×C5⋊D5
SylowC52 ⋊ C3×ΓL(1,𝔽8)⋊D7

Subgroups

subgroupG/H
center, hypercenterC3C5⋊(C5⋊(ΓL(1,𝔽8)⋊D7))
commutator, cosocle, hypocenterC52×C72C2×C32
FrattiniC1G
Fitting, socleC3×C52×C72C2×C3
LCSG ▷ C52×C72
UCSC1 ◁ C3

448 conjugacy classes of subgroups; only the 134 normal subgroups are shown.

normal subgroups only

This group has 448 conjugacy classes of subgroups — too many to draw. Only its 134 normal subgroups are shown.

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

Full subgroup data →

Presentation

minimal degreeμ(G) = 27
transitive degreeμt(G) = 1575

A minimal faithful permutation representation — 3 generators on 27 points:

(2,5,6,3,4,7)(9,10)(11,12)(13,14)(16,17)(18,19)(21,22)(23,24);(1,2,4,7,6,5,3)(8,9,11,13,14,12,10)(20,21,23,24,22)(25,26,27);(15,16,18,19,17)

Conjugacy classes & character table

1326 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(22050, 419);