Finite Group Databasebeta

C2×D8×#10587739 #31797536

order17536
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C26

Aliases

direct productC2×D8×#10587739
unambiguous semidirect productD137⋊(C4×D8)

Splittings

FittingC2×D8×C137 ⋊ C4
SylowC137 ⋊ C2×C4×D8

Subgroups

subgroupG/H
centerC22D4×#10587739
commutatorC4×C137C23×C4
FrattiniC4C23×#10587739
FittingC2×D8×C137C4
socleC22×C137C4×D4
prime radicalC2×D8×D137C2
cosocleC4×D137C24
hypercenterC2×D8#10587739
hypocenterC137C2×C4×D8
LCSG ▷ C4×C137 ▷ C2×C137 ▷ C137
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×D8

616 conjugacy classes of subgroups; only the 178 normal subgroups are shown.

normal subgroups only

This group has 616 conjugacy classes of subgroups — too many to draw. Only its 178 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) = 2192

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17536, 21257);