Finite Group Databasebeta

#30656501

order16448
automorphism?
homologyAbelianization (H1) = C42 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC257 ⋊ #341

Subgroups

subgroupG/H
centerC2×C4C22⋊D257
commutatorC4×C257C42
FrattiniC22×C4C2×D257
FittingC2×M16×C257C2
socleC22×C257C4⋊C4
prime radicalC23×C257Q8
cosocleC22×C4×C257C22
hypercenterC2×M16D257
hypocenterC257#341
LCSG ▷ C4×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C2×C4 ◁ C22×C4 ◁ C2×M16

90 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 8224

Polycyclic presentation:

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

Conjugacy classes & character table

2588 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#341×D257, C2×#30656501, #45664045, …
maximal normal subgroup of#341×D257, C2×#30656501, #45664045, …
maximal quotient of#45662154, #45662156, #45662158, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 313);