Finite Group Databasebeta

(C2×D1231)⋊C4 #34089085

order19696
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect product(C2×D1231)⋊C4

Splittings

FittingC2×C4×C1231 ⋊ C2
SylowC1231 ⋊ C22⋊C4

Subgroups

subgroupG/H
center, FrattiniC22C2×D1231
commutatorC2×C1231C2×C4
FittingC2×C4×C1231C2
socle, cosocleC22×C1231C22
prime radicalC22×D1231C2
hypercenterC2×C4D1231
hypocenterC1231C22⋊C4
LCSG ▷ C2×C1231 ▷ C1231
UCSC1 ◁ C22 ◁ C2×C4

34 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 9848

Polycyclic presentation:

2^4,1231|a^2=d,b^a=bc,e^b=e^1230

Conjugacy classes & character table

4930 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19696, 17);