Finite Group Databasebeta

#30657590

order16448
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

No aliases for this group.

Splittings

FittingC4⋊C4×C257 ⋊ C4
SylowC257 ⋊ #328

Subgroups

subgroupG/H
centerC22C22⋊#11759967
commutatorC2×C4×C257C2×C4
FrattiniC2×C4C2×#11759967
FittingC4⋊C4×C257C4
socleC22×C257C22⋊C4
prime radicalC22×D257D4
cosocleC2×C4×D257C22
hypercenterC4⋊C4#11759967
hypocenterC257#328
LCSG ▷ C2×C4×C257 ▷ C22×C257 ▷ C257
UCSC1 ◁ C22 ◁ C2×C4 ◁ C4⋊C4

80 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4112

Polycyclic presentation:

2^6,257|a^2=d,b^2=e,c^2=f,b^a=bc,c^a=ce,g^a=g^241,c^b=cf,d^b=def,g^d=g^256

Conjugacy classes & character table

659 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 1402);