Finite Group Databasebeta

#30656486

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

Aliases

No aliases for this group.

Splittings

SylowC257 ⋊ #333

Subgroups

subgroupG/H
centerC22C22⋊Dic257
commutatorC2×C4×C257C2×C4
FrattiniC42C2×D257
FittingC4⋊Q8×C257C2
socle, prime radicalC22×C257C22⋊C4
cosocleC42×C257C22
hypercenterC4⋊Q8D257
hypocenterC257#333
LCSG ▷ C2×C4×C257 ▷ C22×C257 ▷ C257
UCSC1 ◁ C22 ◁ C42 ◁ C4⋊Q8

64 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 16448

Polycyclic presentation:

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

Conjugacy classes & character table

1811 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#45662473, #45662474, #333×D257, …
maximal normal subgroup of#45662473, #45662474, #333×D257, …
maximal quotient of#45662146, #45662203, #45662381, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 298);