Finite Group Databasebeta

#30657078

order16448
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C2

Aliases

No aliases for this group.

Splittings

SylowC257 ⋊ #485

Subgroups

subgroupG/H
centerC22C2×C22⋊D257
commutator, cosocleC2×C4×C257C23
FrattiniC2×C4C22×D257
Fitting#117×C257C2
socleC22×C257C2×D4
prime radicalC23×C257D4
hypercenter#117D257
hypocenterC257#485
LCSG ▷ C2×C4×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C22 ◁ C22×C4 ◁ #117

96 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 8224

Polycyclic presentation:

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

Conjugacy classes & character table

2579 conjugacy classes. The character table is too large to display.

Relationships

maximal quotient of#45664415, #45664519, #45664632, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 890);