Finite Group Databasebeta

C2×Dic2141 #30686159

order17128
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

direct productC2×Dic2141

Splittings

derived, SylowC2141 ⋊ C2×C4

Subgroups

subgroupG/H
center, hypercenterC22D2141
commutator, hypocenterC2141C2×C4
FrattiniC2C2×D2141
Fitting, socle, prime radicalC22×C2141C2
cosocleC2×C2141C22
LCSG ▷ C2141
UCSC1 ◁ C22

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 17128

Conjugacy classes & character table

4288 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC4×Dic2141, #46803976, C22⋊Dic2141, …
maximal normal subgroup ofC4×Dic2141, #46803976, C22⋊Dic2141, …
maximal quotient ofC4×Dic2141, C22⋊Dic2141, C4⋊Dic2141, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17128, 8);