Finite Group Databasebeta

C2×#27165816 #38787177

order25664
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C24×C4

Aliases

direct productC2×#27165816
unambiguous semidirect productD401⋊#117

Splittings

FittingC22×C4×C401 ⋊ C4
SylowC401 ⋊ C2×#117

Subgroups

subgroupG/H
centerC2×C4C2×#13107944
commutatorC2×C401C23×C4
FrattiniC2C23×#13107944
FittingC22×C4×C401C4
socleC22×C401C22×C4
prime radicalC23×D401C22
cosocleC2×D401C24
hypercenterC22×C4#13107944
hypocenterC401C2×#117
LCSG ▷ C2×C401 ▷ C401
UCSC1 ◁ C2×C4 ◁ C22×C4

330 conjugacy classes of subgroups; only the 148 normal subgroups are shown.

normal subgroups only

This group has 330 conjugacy classes of subgroups — too many to draw. Only its 148 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 6416

Conjugacy classes & character table

1640 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(25664, 1612);