Finite Group Databasebeta

C7×C9⋊#87938 #38764129

order25452
automorphism?
homologyAbelianization (H1) = C4×C7 · Schur multiplier (H2) = C1

Aliases

direct productC7×C9⋊#87938
unambiguous semidirect productC9⋊(C7×#87938)

Splittings

Fitting, HallC7×C9×C101 ⋊ C4
derived, HallC9×C101 ⋊ C4×C7
HallC7×C101 ⋊ Dic9
SylowC101 ⋊ C7×Dic9
HallC7×C9 ⋊ #87938
SylowC9 ⋊ C7×#87938

Subgroups

subgroupG/H
center, hypercenterC7C9⋊#87938
commutator, hypocenterC9×C101C4×C7
FrattiniC3C7×C3⋊#87938
FittingC7×C9×C101C4
socleC3×C7×C101Dic3
prime radicalC3×C7×D101D3
cosocleC9×D101C2×C7
LCSG ▷ C9×C101
UCSC1 ◁ C7

36 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 6363

Conjugacy classes & character table

1659 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(25452, 23);