Finite Group Databasebeta

D7×D909 #38764134

order25452
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

direct productD7×D909
unambiguous semidirect product(C9×D7)⋊D101
unambiguous semidirect product(D7×C101)⋊D9

Splittings

Fitting, derived, HallC7×C9×C101 ⋊ C22
HallC9×C101 ⋊ C2×D7
HallC7×C101 ⋊ C2×D9
SylowC101 ⋊ D7×D9
HallC7×C9 ⋊ C2×D101
SylowC9 ⋊ D7×D101
SylowC7 ⋊ C2×D909

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, cosocle, hypocenterC7×C9×C101C22
FrattiniC3D7×D303
socleC3×C7×C101C2×D3
LCSG ▷ C7×C9×C101
UCSC1

60 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 6363

Conjugacy classes & character table

2280 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(25452, 28);