Finite Group Databasebeta

#31808413

order17792
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

FittingAΣL(1,𝔽16)×C139 ⋊ C2
SylowC139 ⋊ #2200

Subgroups

subgroupG/H
centerC2#22581141
commutator, cosocleC2×D4×C139C23
FrattiniC2×D4C22×D139
FittingAΣL(1,𝔽16)×C139C2
socleC2×C139B(4,𝔽2)
hypercenterAΣL(1,𝔽16)D139
hypocenterC139#2200
LCSG ▷ C2×D4×C139 ▷ C22×C139 ▷ C2×C139 ▷ C139
UCSC1 ◁ C2 ◁ C22 ◁ C2×D4 ◁ AΣL(1,𝔽16)

260 conjugacy classes of subgroups; only the 41 normal subgroups are shown.

normal subgroups only

This group has 260 conjugacy classes of subgroups — too many to draw. Only its 41 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) = 2224

Polycyclic presentation:

2^7,139|b^2=g,b^a=bd,c^a=ce,f^a=fg,h^a=h^138,c^b=cg,e^b=efg,h^b=h^138,d^c=df,e^d=eg

Conjugacy classes & character table

914 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 6519);