Finite Group Databasebeta

#30657850

order16448
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C2×C4

Aliases

No aliases for this group.

Splittings

FittingC2×C4×C257 ⋊ C8
SylowC257 ⋊ #431

Subgroups

subgroupG/H
centerC4C2×#14523348
commutator, socleC2×C257C22×C8
FrattiniC2C22×#14523348
FittingC2×C4×C257C8
prime radicalC22×D257C2×C4
cosocleC2×#11759967C23
hypercenterC2×C4#14523348
hypocenterC257#431
LCSG ▷ C2×C257 ▷ C257
UCSC1 ◁ C4 ◁ C2×C4

118 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2056

Polycyclic presentation:

2^6,257|a^2=e,c^2=d,e^2=f,b^a=bd,g^a=g^64,g^e=g^241,g^f=g^256

Conjugacy classes & character table

296 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 1662);