Finite Group Databasebeta

#30656841

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

Aliases

No aliases for this group.

Splittings

SylowC257 ⋊ #441

Subgroups

subgroupG/H
centerC22D4×D257
commutatorC4×C257C22×C4
FrattiniC2×C4C22×D257
Fitting#103×C257C2
socle, prime radicalC22×C257C2×D4
cosocleC2×C4×C257C23
hypercenter#103D257
hypocenterC257#441
LCSG ▷ C4×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C22 ◁ C2×C4 ◁ #103

108 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 16448

Polycyclic presentation:

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

Conjugacy classes & character table

1814 conjugacy classes. The character table is too large to display.

Relationships

maximal quotient of#45663136, #45663188, #45663194, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 653);