Finite Group Databasebeta

#30656642

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

Aliases

No aliases for this group.

Splittings

SylowC257 ⋊ #391

Subgroups

subgroupG/H
center, FrattiniC23C22×D257
commutatorC22×C257C22×C4
FittingC2×C4⋊C4×C257C2
socle, prime radical, cosocleC23×C257C23
hypercenterC2×C4⋊C4D257
hypocenterC257#391
LCSG ▷ C22×C257 ▷ C257
UCSC1 ◁ C23 ◁ C2×C4⋊C4

186 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 16448

Polycyclic presentation:

2^6,257|a^2=f,b^2=def,c^2=e,b^a=bd,c^a=ce,g^b=g^256

Conjugacy classes & character table

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

Relationships

maximal subgroup of#45662253, #45664277, #45664533, …
maximal normal subgroup of#45662253, #45664277, #45664533, …
maximal quotient of#45662549, #45662555, #45662570, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 454);