Finite Group Databasebeta

C2×Dic2182 #31775406

order17456
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C22

Aliases

direct productC2×Dic2182
unambiguous semidirect product(C2×C1091)⋊Q8

Splittings

SylowC1091 ⋊ C2×Q8

Subgroups

subgroupG/H
centerC22C2×D1091
commutator, cosocleC2×C1091C23
FrattiniC2C22×D1091
FittingC2×C4×C1091C2
socle, prime radicalC22×C1091C22
hypercenterC2×C4D1091
hypocenterC1091C2×Q8
LCSG ▷ C2×C1091 ▷ C1091
UCSC1 ◁ C22 ◁ C2×C4

38 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 17456

Conjugacy classes & character table

4370 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#46853352, #46853357, #46853359, …
maximal normal subgroup of#46853352, #46853357, #46853359, …
maximal quotient ofC2×Dic1091⋊C4, C2×C4⋊Dic1091, C4×Dic2182, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17456, 38);