Finite Group Databasebeta

C2×#22551511 #30656717

order16448
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

direct productC2×#22551511

Splittings

SylowC257 ⋊ C2×#101

Subgroups

subgroupG/H
centerC22C22⋊Dic257
commutatorC22×C257C22×C4
FrattiniC2×C4C22×D257
FittingC22×Q8×C257C2
socleC22×C257C22⋊C4
prime radicalC23×C257C2×C4
cosocleC2×C4×C257C23
hypercenterC22×Q8D257
hypocenterC257C2×#101
LCSG ▷ C22×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C22 ◁ C22×C4 ◁ C22×Q8

146 conjugacy classes of subgroups.

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#45662446, #45662447, C4×#22551511, …
maximal normal subgroup of#45662446, #45662447, C4×#22551511, …
maximal quotient ofC2×#30656463, #45662644, #45662650, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 529);