Finite Group Databasebeta

(C2×D131)⋊C4 #14523490

order2096
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect product(C2×D131)⋊C4

Splittings

FittingC2×C4×C131 ⋊ C2
SylowC131 ⋊ C22⋊C4

Subgroups

subgroupG/H
center, FrattiniC22C2×D131
commutatorC2×C131C2×C4
FittingC2×C4×C131C2
socle, cosocleC22×C131C22
prime radicalC22×D131C2
hypercenterC2×C4D131
hypocenterC131C22⋊C4
LCSG ▷ C2×C131 ▷ C131
UCSC1 ◁ C22 ◁ C2×C4

34 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1048

Polycyclic presentation:

2^4,131|a^2=d,b^a=bc,e^b=e^130

Conjugacy classes & character table

530 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC22⋊C4×D131, C2×(C2×D131)⋊C4, #16862203, …
maximal normal subgroup ofC22⋊C4×D131, C2×(C2×D131)⋊C4, #16862203, …
maximal quotient ofC131⋊#95, (C2×D131)⋊C8, #16862160, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(2096, 17);