Finite Group Databasebeta

#30656458

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

Aliases

No aliases for this group.

Splittings

SylowC257 ⋊ #322

Subgroups

subgroupG/H
center, FrattiniC42C2×D257
commutatorC2×C257C4×C8
FittingC4×C8×C257C2
socle, prime radicalC22×C257C42
cosocleC42×C257C22
hypercenterC4×C8D257
hypocenterC257#322
LCSG ▷ C2×C257 ▷ C257
UCSC1 ◁ C42 ◁ C4×C8

66 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,d^2=f,b^a=be,g^b=g^256

Conjugacy classes & character table

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

Relationships

maximal subgroup of#45662240, #45662242, #45662295, …
maximal normal subgroup of#45662240, #45662242, #45662295, …
maximal quotient of#45662147, #45662238, #45662240, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 270);