Finite Group Databasebeta

C2×C19×D245 #32916005

order18620
automorphism?
homologyAbelianization (H1) = C22×C19 · Schur multiplier (H2) = C2

Aliases

direct productC2×C19×D245
unambiguous semidirect product(C2×C5)⋊(C19×D49)
unambiguous semidirect product(C2×C49)⋊(D5×C19)

Splittings

FittingC2×C5×C19×C49 ⋊ C2
derived, HallC5×C49 ⋊ C22×C19
HallC5×C19×C49 ⋊ C22
HallC19×C49 ⋊ C2×D5
HallC5×C19 ⋊ C2×D49
SylowC49 ⋊ C2×D5×C19
SylowC5 ⋊ C2×C19×D49

Subgroups

subgroupG/H
center, hypercenterC2×C19D245
commutator, cosocle, hypocenterC5×C49C22×C19
FrattiniC7C2×C19×D35
FittingC2×C5×C19×C49C2
socleC2×C5×C7×C19D7
LCSG ▷ C5×C49
UCSC1 ◁ C2×C19

60 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 9310

Conjugacy classes & character table

4712 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18620, 22);