Finite Group Databasebeta

D7⋊C9×C227 #43270290

order28602
automorphism?
homologyAbelianization (H1) = C2×C9×C227 · Schur multiplier (H2) = C1

Aliases

direct productD7⋊C9×C227
unambiguous semidirect productD7⋊(C9×C227)
unambiguous semidirect product(C7⋊C9)⋊(C2×C227)
unambiguous semidirect product(D7×C227)⋊C9

Splittings

derived, SylowC7 ⋊ C2×C9×C227
HallC7⋊C9×C227 ⋊ C2
HallD7×C227 ⋊ C9
HallC7×C227 ⋊ C2×C9
HallC7⋊C9 ⋊ C2×C227
HallD7 ⋊ C9×C227

Subgroups

subgroupG/H
center, hypercenterC3×C227AGL(1,𝔽7)
commutator, hypocenterC7C2×C9×C227
FrattiniC3AGL(1,𝔽7)×C227
Fitting, socleC3×C7×C227C2×C3
prime radicalC3×D7×C227C3
cosocleC3×C7C2×C3×C227
LCSG ▷ C7
UCSC1 ◁ C3×C227

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 14301

Conjugacy classes & character table

4767 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(28602, 11);