Finite Group Databasebeta

C2×#23755754 #34092525

order19904
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C29

Aliases

direct productC2×#23755754

Splittings

FittingC2×#41×C311 ⋊ C2
SylowC311 ⋊ C2×H(5,𝔽2)

Subgroups

subgroupG/H
centerC22C23×D311
commutator, cosocleC2×C311C25
FrattiniC2C24×D311
FittingC2×#41×C311C2
socleC22×C311C24
hypercenterC2×#41D311
hypocenterC311C2×H(5,𝔽2)
LCSG ▷ C2×C311 ▷ C311
UCSC1 ◁ C22 ◁ C2×#41

898 conjugacy classes of subgroups; only the 447 normal subgroups are shown.

normal subgroups only

This group has 898 conjugacy classes of subgroups — too many to draw. Only its 447 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) = 4976

Conjugacy classes & character table

3134 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19904, 1380);