Finite Group Databasebeta

C2×#17984151 #22578392

order8768
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

direct productC2×#17984151
unambiguous semidirect productD137⋊#103

Splittings

FittingC2×Q8×C137 ⋊ C4
SylowC137 ⋊ C2×#103

Subgroups

subgroupG/H
centerC22C22⋊#10587739
commutatorC4×C137C22×C4
FrattiniC4C22×#10587739
FittingC2×Q8×C137C4
socleC22×C137C22⋊C4
hypercenterC2×Q8#10587739
hypocenterC137C2×#103
LCSG ▷ C4×C137 ▷ C2×C137 ▷ C137
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×Q8

162 conjugacy classes of subgroups; only the 60 normal subgroups are shown.

normal subgroups only

This group has 162 conjugacy classes of subgroups — too many to draw. Only its 60 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

368 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC4×#17984151, #103×#10587739, #31796561, …
maximal normal subgroup ofC4×#17984151, #103×#10587739, #31796561, …
maximal quotient ofC2×Q8⋊#11764047, #31796078, C2×#22578253, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(8768, 1538);