Finite Group Databasebeta

C7×Dic1017 #43249757

order28476
automorphism?
homologyAbelianization (H1) = C4×C7 · Schur multiplier (H2) = C1

Aliases

direct productC7×Dic1017
unambiguous semidirect productC9⋊(C7×Dic113)

Splittings

derived, HallC9×C113 ⋊ C4×C7
HallC7×C9×C113 ⋊ C4
HallC7×C113 ⋊ Dic9
SylowC113 ⋊ C7×Dic9
HallC7×C9 ⋊ Dic113
SylowC9 ⋊ C7×Dic113

Subgroups

subgroupG/H
center, hypercenterC2×C7D1017
commutator, hypocenterC9×C113C4×C7
FrattiniC2×C3C7×D339
FittingC2×C7×C9×C113C2
socle, prime radicalC2×C3×C7×C113D3
cosocleC2×C9×C113C2×C7
LCSG ▷ C9×C113
UCSC1 ◁ C2×C7

36 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 28476

Conjugacy classes & character table

7140 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(28476, 8);