Finite Group Databasebeta

C2×D7⋊C9×C137 #46828574

order34524
automorphism?
homologyAbelianization (H1) = C22×C9×C137 · Schur multiplier (H2) = C2

Aliases

direct productC2×D7⋊C9×C137
unambiguous semidirect productD7⋊(C2×C9×C137)
unambiguous semidirect product(C2×D7)⋊(C9×C137)
unambiguous semidirect product(C7⋊C9)⋊(C22×C137)
unambiguous semidirect product(C2×C7⋊C9)⋊(C2×C137)
unambiguous semidirect product(C2×D7×C137)⋊C9

Splittings

derived, SylowC7 ⋊ C22×C9×C137
HallC7⋊C9×C137 ⋊ C22
HallC2×D7×C137 ⋊ C9
HallC7×C137 ⋊ C22×C9
HallC7⋊C9 ⋊ C22×C137
HallC2×D7 ⋊ C9×C137

Subgroups

subgroupG/H
center, hypercenterC2×C3×C137AGL(1,𝔽7)
commutator, hypocenterC7C22×C9×C137
FrattiniC3C2×AGL(1,𝔽7)×C137
Fitting, socleC2×C3×C7×C137C2×C3
prime radicalC2×C3×D7×C137C3
cosocleC3×C7C22×C3×C137
LCSG ▷ C7
UCSC1 ◁ C2×C3×C137

60 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 17262

Conjugacy classes & character table

5754 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(34524, 17);