Finite Group Databasebeta

SD16⋊(C131⋊C8) #30664774

order16768
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productSD16⋊(C131⋊C8)

Splittings

SylowC131 ⋊ SD16⋊C8

Subgroups

subgroupG/H
centerC2×C4D4×D131
commutatorC4×C131C22×C8
FrattiniC42C22×D131
FittingC4×SD16×C131C2
socleC22×C131C4×D4
prime radicalC2×D4×C131C2×C4
cosocleC42×C131C23
hypercenterC4×SD16D131
hypocenterC131SD16⋊C8
LCSG ▷ C4×C131 ▷ C2×C131 ▷ C131
UCSC1 ◁ C2×C4 ◁ C42 ◁ C4×SD16

176 conjugacy classes of subgroups; only the 87 normal subgroups are shown.

normal subgroups only

This group has 176 conjugacy classes of subgroups — too many to draw. Only its 87 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) = 8384

Polycyclic presentation:

2^7,131|a^2=e,c^2=e,d^2=f,e^2=g,b^a=bd,c^a=cf,d^a=df,h^a=h^130,d^b=df,h^c=h^130

Conjugacy classes & character table

1864 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16768, 3323);