Finite Group Databasebeta

C22⋊#11765499 #17985143

order4496
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productC22⋊#11765499
unambiguous semidirect product(C2×#11765499)⋊C2

Splittings

FittingC22×C281 ⋊ C4
SylowC281 ⋊ C22⋊C4

Subgroups

subgroupG/H
center, FrattiniC2C2×#11765499
commutator, socleC2×C281C2×C4
FittingC22×C281C4
prime radicalC22×D281C2
cosocleC2×D281C22
hypercenterC22#11765499
hypocenterC281C22⋊C4
LCSG ▷ C2×C281 ▷ C281
UCSC1 ◁ C2 ◁ C22

34 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1124

Polycyclic presentation:

2^4,281|a^2=d,b^a=bc,e^a=e^228,e^d=e^280

Conjugacy classes & character table

290 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4496, 45);