Finite Group Databasebeta

C2×#23780550 #35209103

order20748
automorphism?
homologyAbelianization (H1) = C22×C3 · Schur multiplier (H2) = C2

Aliases

direct productC2×#23780550

Splittings

Fitting, socleC2×C7×C13×C19 ⋊ C2×C3
derived, HallC7×C13×C19 ⋊ C22×C3
HallC2×C7×C13×D19 ⋊ C3
Hall#19104443 ⋊ C22
HallC2×C13×D19 ⋊ ΓL(1,𝔽8)
HallC2×C7×D19 ⋊ C13⋊C3
HallC13×C19 ⋊ C22×ΓL(1,𝔽8)
HallC7×C19 ⋊ C22×C13⋊C3
HallC7×C13 ⋊ C2×D19⋊C3
HallC2×D19 ⋊ #63271
SylowC19 ⋊ C22×#63271
SylowC13 ⋊ C2×#11716321
SylowC7 ⋊ C2×#13093361

Subgroups

subgroupG/H
center, hypercenterC2#23780550
commutator, cosocle, hypocenterC7×C13×C19C22×C3
FrattiniC1G
Fitting, socleC2×C7×C13×C19C2×C3
LCSG ▷ C7×C13×C19
UCSC1 ◁ C2

80 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 3458

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20748, 331);