Finite Group Databasebeta

C42×D40 #12097766

order1280
isoclinismisoclinic class of #677
automorphism?
homologyAbelianization (H1) = C22×C42 · Schur multiplier (H2) = C25×C4

Aliases

direct productC42×D40

Splittings

FittingC42×C5×C8 ⋊ C2
SylowC5 ⋊ C42×D8

Subgroups

subgroupG/H
centerC2×C42D20
commutatorC4×C5C22×C42
FrattiniC22×C4C23×D5
FittingC42×C5×C8C2
socleC23×C5C22×D4
prime radicalC22×D40C22
cosocleC22×C4×C5C24
hypercenterC42×C8D5
hypocenterC5C42×D8
LCSG ▷ C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2×C42 ◁ C43 ◁ C42×C8

1350 conjugacy classes of subgroups; only the 459 normal subgroups are shown.

normal subgroups only

This group has 1350 conjugacy classes of subgroups — too many to draw. Only its 459 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) = 640

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 168034);