Finite Group Databasebeta

C2×C19×#10587716 #35209088

order20748
automorphism?
homologyAbelianization (H1) = C22×C3×C19 · Schur multiplier (H2) = C2

Aliases

direct productC2×C19×#10587716

Splittings

Fitting, socleC2×C7×C13×C19 ⋊ C2×C3
derived, HallC7×C13 ⋊ C22×C3×C19
HallC2×C7×C19×D13 ⋊ C3
HallC19×#63270 ⋊ C22
HallC7×C13×C19 ⋊ C22×C3
HallC2×C19×D13 ⋊ ΓL(1,𝔽8)
HallC2×C7×D13 ⋊ C3×C19
Hall#63270 ⋊ C22×C19
HallC13×C19 ⋊ C22×ΓL(1,𝔽8)
HallC7×C19 ⋊ C2×D13⋊C3
HallC2×D13 ⋊ C19×ΓL(1,𝔽8)
SylowC13 ⋊ C22×C19×ΓL(1,𝔽8)
SylowC7 ⋊ C2×C19×D13⋊C3

Subgroups

subgroupG/H
center, hypercenterC2×C19#10587716
commutator, cosocle, hypocenterC7×C13C22×C3×C19
FrattiniC1G
Fitting, socleC2×C7×C13×C19C2×C3
LCSG ▷ C7×C13
UCSC1 ◁ C2×C19

80 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 3458

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20748, 316);