Finite Group Databasebeta

C2×D57×C137 #44530351

order31236
automorphism?
homologyAbelianization (H1) = C22×C137 · Schur multiplier (H2) = C2

Aliases

direct productC2×D57×C137
unambiguous semidirect product(C2×C3)⋊(D19×C137)
unambiguous semidirect product(C2×C19)⋊(D3×C137)

Splittings

Fitting, socleC2×C3×C19×C137 ⋊ C2
derived, HallC3×C19 ⋊ C22×C137
HallC3×C19×C137 ⋊ C22
HallC19×C137 ⋊ C2×D3
HallC3×C137 ⋊ C2×D19
SylowC19 ⋊ C2×D3×C137
SylowC3 ⋊ C2×D19×C137

Subgroups

subgroupG/H
center, hypercenterC2×C137D57
commutator, cosocle, hypocenterC3×C19C22×C137
FrattiniC1G
Fitting, socleC2×C3×C19×C137C2
LCSG ▷ C3×C19
UCSC1 ◁ C2×C137

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 15618

Conjugacy classes & character table

8220 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(31236, 39);