Finite Group Databasebeta

C2×Dic2234 #31821908

order17872
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C22

Aliases

direct productC2×Dic2234
unambiguous semidirect product(C2×C1117)⋊Q8

Splittings

SylowC1117 ⋊ C2×Q8

Subgroups

subgroupG/H
centerC22C2×D1117
commutator, cosocleC2×C1117C23
FrattiniC2C22×D1117
FittingC2×C4×C1117C2
socle, prime radicalC22×C1117C22
hypercenterC2×C4D1117
hypocenterC1117C2×Q8
LCSG ▷ C2×C1117 ▷ C1117
UCSC1 ◁ C22 ◁ C2×C4

38 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 17872

Conjugacy classes & character table

4474 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#49088450, #49088455, #49088457, …
maximal normal subgroup of#49088450, #49088455, #49088457, …
maximal quotient ofC2×#31821889, C2×C4⋊Dic1117, C4×Dic2234, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17872, 38);