Finite Group Databasebeta

C4⋊Dic2089 #45689261

order33424
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC4⋊Dic2089

Splittings

SylowC2089 ⋊ C4⋊C4

Subgroups

subgroupG/H
center, FrattiniC22C2×D2089
commutatorC2×C2089C2×C4
FittingC2×C4×C2089C2
socle, prime radical, cosocleC22×C2089C22
hypercenterC2×C4D2089
hypocenterC2089C4⋊C4
LCSG ▷ C2×C2089 ▷ C2089
UCSC1 ◁ C22 ◁ C2×C4

26 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 33424

Polycyclic presentation:

2^4,2089|a^2=d,b^2=c,b^a=bc,e^a=e^2088

Conjugacy classes & character table

8362 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(33424, 20);