Finite Group Databasebeta

C4⋊Dic919 #28413621

order14704
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC4⋊Dic919

Splittings

SylowC919 ⋊ C4⋊C4

Subgroups

subgroupG/H
center, FrattiniC22C2×D919
commutatorC2×C919C2×C4
FittingC2×C4×C919C2
socle, prime radical, cosocleC22×C919C22
hypercenterC2×C4D919
hypocenterC919C4⋊C4
LCSG ▷ C2×C919 ▷ C919
UCSC1 ◁ C22 ◁ C2×C4

26 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 14704

Polycyclic presentation:

2^4,919|a^2=d,b^2=c,b^a=bc,e^a=e^918

Conjugacy classes & character table

3682 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#44440700, #44440701, #44440703, …
maximal normal subgroup of#44440700, #44440701, #44440703, …
maximal quotient ofC919⋊#95, C4⋊(C919⋊C8), #44440711, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(14704, 20);