Finite Group Databasebeta

#30656672

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

Aliases

No aliases for this group.

Splittings

FittingC2×C4⋊C4×C257 ⋊ C2
SylowC257 ⋊ #399

Subgroups

subgroupG/H
center, FrattiniC23C22×D257
commutator, socle, cosocleC23×C257C23
FittingC2×C4⋊C4×C257C2
prime radicalC23×D257C22
hypercenterC2×C4⋊C4D257
hypocenterC257#399
LCSG ▷ C23×C257 ▷ C257
UCSC1 ◁ C23 ◁ C2×C4⋊C4

186 conjugacy classes of subgroups; only the 61 normal subgroups are shown.

normal subgroups only

This group has 186 conjugacy classes of subgroups — too many to draw. Only its 61 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=d,b^2=de,b^a=bd,c^a=ce,c^b=cf,g^c=g^256

Conjugacy classes & character table

2582 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#45663338, #45663343, #45663365, …
maximal normal subgroup of#45663338, #45663343, #45663365, …
maximal quotient of#45662562, #45662564, #45662583, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 484);