Finite Group Databasebeta

C4⋊#19096837 #34088846

order19664
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC4⋊#19096837

Splittings

FittingC4×C1229 ⋊ C4
SylowC1229 ⋊ C4⋊C4

Subgroups

subgroupG/H
center, FrattiniC2C2×#19096837
commutator, socleC2×C1229C2×C4
FittingC4×C1229C4
prime radical, cosocleC2×D1229C22
hypercenterC4#19096837
hypocenterC1229C4⋊C4
LCSG ▷ C2×C1229 ▷ C1229
UCSC1 ◁ C2 ◁ C4

26 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4916

Polycyclic presentation:

2^4,1229|a^2=d,b^2=c,b^a=bc,e^a=e^632,e^d=e^1228

Conjugacy classes & character table

1238 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19664, 46);