Finite Group Databasebeta

C2×#16861229 #22550656

order8128
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C25

Aliases

direct productC2×#16861229

Splittings

FittingC2×#41×C127 ⋊ C2
SylowC127 ⋊ C2×#135

Subgroups

subgroupG/H
centerC2×C4C22⋊D127
commutatorC4×C127C24
FrattiniC4C23×D127
FittingC2×#41×C127C2
socleC22×C127C2×D4
hypercenterC2×#41D127
hypocenterC127C2×#135
LCSG ▷ C4×C127 ▷ C2×C127 ▷ C127
UCSC1 ◁ C2×C4 ◁ C22×C4 ◁ C2×#41

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

normal subgroups only

This group has 266 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 →

Conjugacy classes & character table

1288 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#30639054, #30639055, #30639057, …
maximal normal subgroup of#30639054, #30639055, #30639057, …
maximal quotient ofC2×#22549870, C2×#22549872, C2×#22549912, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(8128, 1329);