Finite Group Databasebeta

C22⋊Dic547 #22576754

order8752
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productC22⋊Dic547

Splittings

SylowC547 ⋊ C22⋊C4

Subgroups

subgroupG/H
center, FrattiniC22C2×D547
commutatorC2×C547C2×C4
FittingC23×C547C2
socleC22×C547C22
hypercenterC23D547
hypocenterC547C22⋊C4
LCSG ▷ C2×C547 ▷ C547
UCSC1 ◁ C22 ◁ C23

34 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^4,547|a^2=d,b^a=bc,e^a=e^546

Conjugacy classes & character table

2194 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#31775916, #31775917, C22⋊C4×D547, …
maximal normal subgroup of#31775916, #31775917, C22⋊C4×D547, …
maximal quotient ofC547⋊#95, C22⋊(C547⋊C8), #31775917, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(8752, 18);