Finite Group Databasebeta

D25×#4294⋊C2 #30685379

order17100
automorphism?
homologyAbelianization (H1) = C22×C9 · Schur multiplier (H2) = C2

Aliases

direct productD25×#4294⋊C2
unambiguous semidirect product(C25×#4294⋊C2)⋊C2
unambiguous semidirect product(D25×#4294)⋊C2
unambiguous semidirect product(C25⋊(#4294⋊C2))⋊C2

Splittings

derived, HallC19×C25 ⋊ C22×C9
HallC25×#4294 ⋊ C22
HallD19×D25 ⋊ C9
Hall#4294 ⋊ C2×D25
SylowC25 ⋊ C2×#4294⋊C2
SylowC19 ⋊ C2×C9×D25

Subgroups

subgroupG/H
center, hypercenterC3D25×D19⋊C3
commutator, hypocenterC19×C25C22×C9
FrattiniC3×C5D5×D19⋊C3
Fitting, cosocleC3×C19×C25C22×C3
socleC3×C5×C19C2×C3×D5
prime radicalC3×D19×D25C3
LCSG ▷ C19×C25
UCSC1 ◁ C3

90 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4275

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17100, 16);