Finite Group Databasebeta

C2×Dic2621 #35230435

order20968
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

direct productC2×Dic2621

Splittings

derived, SylowC2621 ⋊ C2×C4

Subgroups

subgroupG/H
center, hypercenterC22D2621
commutator, hypocenterC2621C2×C4
FrattiniC2C2×D2621
Fitting, socle, prime radicalC22×C2621C2
cosocleC2×C2621C22
LCSG ▷ C2621
UCSC1 ◁ C22

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 20968

Conjugacy classes & character table

5248 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20968, 8);