Finite Group Databasebeta

C4×Dic1294 #35208378

order20704
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C22

Aliases

direct productC4×Dic1294

Splittings

SylowC647 ⋊ C4×Q8

Subgroups

subgroupG/H
centerC2×C4C2×D647
commutatorC2×C647C22×C4
FrattiniC22C22×D647
FittingC42×C647C2
socle, prime radical, cosocleC22×C647C23
hypercenterC42D647
hypocenterC647C4×Q8
LCSG ▷ C2×C647 ▷ C647
UCSC1 ◁ C2×C4 ◁ C42

70 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 20704

Conjugacy classes & character table

5188 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20704, 112);