Finite Group Databasebeta

#30656512

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

Aliases

No aliases for this group.

Splittings

SylowC257 ⋊ #346

Subgroups

subgroupG/H
center, FrattiniC2×C8C2×D257
commutatorC2×C257C4×C8
FittingC2×C16×C257C2
socle, prime radicalC22×C257C2×C8
cosocleC2×C8×C257C22
hypercenterC2×C16D257
hypocenterC257#346
LCSG ▷ C2×C257 ▷ C257
UCSC1 ◁ C2×C8 ◁ C2×C16

54 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 16448

Polycyclic presentation:

2^6,257|a^2=c,b^2=d,c^2=e,e^2=f,b^a=bf,g^b=g^256

Conjugacy classes & character table

4136 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#45662455, #346×D257, C2×#30656512, …
maximal normal subgroup of#45662455, #346×D257, C2×#30656512, …
maximal quotient of#45662236, #45662239, #45662397, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 324);