Finite Group Databasebeta

#30656809

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

Aliases

No aliases for this group.

Splittings

SylowC257 ⋊ #435

Subgroups

subgroupG/H
center, FrattiniC2×C4C22×D257
commutator, socleC22×C257C22×C4
FittingC4×D4×C257C2
prime radicalC2×D4×C257C4
cosocleC2×C4×C257C23
hypercenterC4×D4D257
hypocenterC257#435
LCSG ▷ C22×C257 ▷ C257
UCSC1 ◁ C2×C4 ◁ C4×D4

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

normal subgroups only

This group has 124 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=e,c^2=e,e^2=f,b^a=bd,c^a=cf,g^a=g^256,g^c=g^256

Conjugacy classes & character table

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

Relationships

maximal quotient of#45663150, #45663157, #45663164, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 621);