Finite Group Databasebeta

#30656745

order16448
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

SylowC257 ⋊ #419

Subgroups

subgroupG/H
centerC22C2×C22⋊D257
commutatorC4×C257C22×C4
FrattiniC2×C4C22×D257
Fitting#117×C257C2
socleC22×C257C2×D4
prime radicalC23×C257D4
cosocleC2×C4×C257C23
hypercenter#117D257
hypocenterC257#419
LCSG ▷ C4×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C22 ◁ C22×C4 ◁ #117

150 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 8224

Polycyclic presentation:

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

Conjugacy classes & character table

2582 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#45664293, #45664294, #45664689, …
maximal normal subgroup of#45664293, #45664294, #45664689, …
maximal quotient of#45662714, #45662740, #45662766, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 557);