Finite Group Databasebeta

C2×#22551623 #30657530

order16448
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C25

Aliases

direct productC2×#22551623

Splittings

FittingC22×Q8×C257 ⋊ C2
SylowC257 ⋊ C2×#137

Subgroups

subgroupG/H
centerC22C2×C22⋊D257
commutator, cosocleC4×C257C24
FrattiniC4C23×D257
FittingC22×Q8×C257C2
socleC22×C257C2×D4
prime radicalC2×#16861618C2
hypercenterC22×Q8D257
hypocenterC257C2×#137
LCSG ▷ C4×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C22 ◁ C22×C4 ◁ C22×Q8

258 conjugacy classes of subgroups; only the 111 normal subgroups are shown.

normal subgroups only

This group has 258 conjugacy classes of subgroups — too many to draw. Only its 111 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

Conjugacy classes & character table

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

Relationships

maximal subgroup of#45664686, #45664692, #45664790, …
maximal normal subgroup of#45664686, #45664692, #45664790, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 1342);