Finite Group Databasebeta

#31796786

order17536
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C24

Aliases

No aliases for this group.

Splittings

Fitting#137×C137 ⋊ C4
SylowC137 ⋊ #1881

Subgroups

subgroupG/H
centerC2#22578351
commutatorC2×C4×C137C22×C4
FrattiniC2×C4C22×#10587739
Fitting#137×C137C4
socleC2×C137#386
prime radical#22578202C2
cosocleC2×C4×D137C23
hypercenter#137#10587739
hypocenterC137#1881
LCSG ▷ C2×C4×C137 ▷ C2×C137 ▷ C137
UCSC1 ◁ C2 ◁ C2×C4 ◁ #137

310 conjugacy classes of subgroups; only the 66 normal subgroups are shown.

normal subgroups only

This group has 310 conjugacy classes of subgroups — too many to draw. Only its 66 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) = 4384

Polycyclic presentation:

2^7,137|a^2=f,b^2=df,d^2=g,e^2=g,b^a=bd,c^a=ce,e^a=eg,h^a=h^100,d^b=dg,f^b=fg,h^b=h^100,e^c=eg,h^f=h^136

Conjugacy classes & character table

406 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17536, 20507);