Finite Group Databasebeta

C2×#23779898 #35207127

order20576
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C23

Aliases

direct productC2×#23779898

Splittings

FittingC2×D4×C643 ⋊ C2
SylowC643 ⋊ C2×D8

Subgroups

subgroupG/H
centerC22C22⋊D643
commutator, cosocleC4×C643C23
FrattiniC4C22×D643
FittingC2×D4×C643C2
socleC22×C643D4
hypercenterC2×D4D643
hypocenterC643C2×D8
LCSG ▷ C4×C643 ▷ C2×C643 ▷ C643
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×D4

76 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 10288

Conjugacy classes & character table

3224 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20576, 156);