Finite Group Databasebeta

C2×#16861136 #22549889

order8128
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

direct productC2×#16861136

Splittings

SylowC127 ⋊ C2×#104

Subgroups

subgroupG/H
centerC2×C4C22⋊D127
commutatorC4×C127C22×C4
FrattiniC2×C4C22×D127
FittingC2×#41×C127C2
socleC22×C127C22⋊C4
hypercenterC2×#41D127
hypocenterC127C2×#104
LCSG ▷ C4×C127 ▷ C2×C127 ▷ C127
UCSC1 ◁ C2×C4 ◁ C22×C4 ◁ C2×#41

170 conjugacy classes of subgroups; only the 71 normal subgroups are shown.

normal subgroups only

This group has 170 conjugacy classes of subgroups — too many to draw. Only its 71 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 ofC4×#16861136, #104×Dic127, #30638540, …
maximal normal subgroup ofC4×#16861136, #104×Dic127, #30638540, …
maximal quotient ofC2×D4⋊(C127⋊C8), C2×Q8⋊(C127⋊C8), #30637112, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(8128, 562);