Finite Group Databasebeta

C2×#261⋊C9 #11745462

order936
isoclinismisoclinic class of AGL(1,𝔽13)
automorphism?
homologyAbelianization (H1) = C2×C4×C9 · Schur multiplier (H2) = C2

Aliases

direct productC2×#261⋊C9
unambiguous semidirect product#261⋊(C2×C9)
unambiguous semidirect product(C2×#261)⋊C9
unambiguous semidirect product(D13⋊C9)⋊C4

Splittings

derived, SylowC13 ⋊ C2×C4×C9
HallC13⋊C9 ⋊ C2×C4
HallC2×#261 ⋊ C9

Subgroups

subgroupG/H
center, hypercenterC2×C3AGL(1,𝔽13)
commutator, hypocenterC13C2×C4×C9
FrattiniC3C2×AGL(1,𝔽13)
Fitting, socleC2×C3×C13C3×C4
prime radicalC2×C3×D13C2×C3
cosocleC3×D13C22×C3
LCSG ▷ C13
UCSC1 ◁ C2×C3

48 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 234

Conjugacy classes & character table

78 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC4×#261⋊C9, C4⋊(#261⋊C9), (C22⋊#261)⋊C9, …
maximal normal subgroup ofC4×#261⋊C9, C4⋊(#261⋊C9), (C22⋊#261)⋊C9, …
maximal quotient of(D13⋊C8)⋊C9, #6118⋊C9, C4×#261⋊C9, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(936, 55);