Finite Group Databasebeta

C2×C19×D259 #34088979

order19684
automorphism?
homologyAbelianization (H1) = C22×C19 · Schur multiplier (H2) = C2

Aliases

direct productC2×C19×D259
unambiguous semidirect product(C2×C7)⋊(C19×D37)
unambiguous semidirect product(C2×C37)⋊(D7×C19)

Splittings

Fitting, socleC2×C7×C19×C37 ⋊ C2
derived, HallC7×C37 ⋊ C22×C19
HallC7×C19×C37 ⋊ C22
HallC19×C37 ⋊ C2×D7
HallC7×C19 ⋊ C2×D37
SylowC37 ⋊ C2×D7×C19
SylowC7 ⋊ C2×C19×D37

Subgroups

subgroupG/H
center, hypercenterC2×C19D259
commutator, cosocle, hypocenterC7×C37C22×C19
FrattiniC1G
Fitting, socleC2×C7×C19×C37C2
LCSG ▷ C7×C37
UCSC1 ◁ C2×C19

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 9842

Conjugacy classes & character table

4978 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19684, 23);