Finite Group Databasebeta

#30657218

order16448
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

FittingC2×C4⋊C4×C257 ⋊ C2
SylowC257 ⋊ #520

Subgroups

subgroupG/H
center, FrattiniC22C23×D257
commutatorC2×C257C23×C4
FittingC2×C4⋊C4×C257C2
socle, cosocleC22×C257C24
prime radicalC2×#16861618C2
hypercenterC2×C4⋊C4D257
hypocenterC257#520
LCSG ▷ C2×C257 ▷ C257
UCSC1 ◁ C22 ◁ C2×C4⋊C4

294 conjugacy classes of subgroups; only the 151 normal subgroups are shown.

normal subgroups only

This group has 294 conjugacy classes of subgroups — too many to draw. Only its 151 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 8224

Polycyclic presentation:

2^6,257|a^2=f,d^2=e,b^a=be,d^a=de,c^b=ce,g^b=g^256

Conjugacy classes & character table

2594 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#45664545, #45664549, #45664552, …
maximal normal subgroup of#45664545, #45664549, #45664552, …
maximal quotient of#45666674, #45666677, #45666678, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 1030);