Finite Group Databasebeta

C7×Dic909 #38764113

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

Aliases

direct productC7×Dic909
unambiguous semidirect productC9⋊(C7×Dic101)

Splittings

derived, HallC9×C101 ⋊ C4×C7
HallC7×C9×C101 ⋊ C4
HallC7×C101 ⋊ Dic9
SylowC101 ⋊ C7×Dic9
HallC7×C9 ⋊ Dic101
SylowC9 ⋊ C7×Dic101

Subgroups

subgroupG/H
center, hypercenterC2×C7D909
commutator, hypocenterC9×C101C4×C7
FrattiniC2×C3C7×D303
FittingC2×C7×C9×C101C2
socle, prime radicalC2×C3×C7×C101D3
cosocleC2×C9×C101C2×C7
LCSG ▷ C9×C101
UCSC1 ◁ C2×C7

36 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 25452

Conjugacy classes & character table

6384 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(25452, 7);