Finite Group Databasebeta

C4⋊#17990007 #34038597

order18896
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC4⋊#17990007

Splittings

FittingC4×C1181 ⋊ C4
SylowC1181 ⋊ C4⋊C4

Subgroups

subgroupG/H
center, FrattiniC2C2×#17990007
commutator, socleC2×C1181C2×C4
FittingC4×C1181C4
prime radical, cosocleC2×D1181C22
hypercenterC4#17990007
hypocenterC1181C4⋊C4
LCSG ▷ C2×C1181 ▷ C1181
UCSC1 ◁ C2 ◁ C4

26 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4724

Polycyclic presentation:

2^4,1181|a^2=d,b^2=c,b^a=bc,e^a=e^938,e^d=e^1180

Conjugacy classes & character table

1190 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#49180465, #49180466, #49180471, …
maximal normal subgroup of#49180465, #49180466, #49180471, …
maximal quotient of(C2×#17990007)⋊C4, C4⋊#22628136, #49180470, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18896, 46);