Finite Group Databasebeta

C25×D257 #30657575

order16448
automorphism?
homologyAbelianization (H1) = C26 · Schur multiplier (H2) = C215

Aliases

direct productC25×D257
unambiguous semidirect productC257⋊C26
unambiguous semidirect product(C2×C257)⋊C25

Splittings

Fitting, socleC25×C257 ⋊ C2
derived, SylowC257 ⋊ C26

Subgroups

subgroupG/H
center, hypercenterC25D257
commutator, cosocle, hypocenterC257C26
FrattiniC1G
Fitting, socleC25×C257C2
LCSG ▷ C257
UCSC1 ◁ C25

5650 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 8224

Conjugacy classes & character table

4160 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#379×D257, C2×#30656592
maximal normal subgroup of#379×D257, C2×#30656592

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 1387);