Finite Group Databasebeta

#31808278

order17792
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

FittingC4×D8×C139 ⋊ C2
SylowC139 ⋊ #2177

Subgroups

subgroupG/H
centerC22C2×#14555770
commutatorC8×C139C22×C4
FrattiniC2×C8C22×D139
FittingC4×D8×C139C2
socleC22×C139C2×D8
prime radicalC2×#17984783C2
cosocleC2×C8×C139C23
hypercenterC4×D8D139
hypocenterC139#2177
LCSG ▷ C8×C139 ▷ C4×C139 ▷ C2×C139 ▷ C139
UCSC1 ◁ C22 ◁ C42 ◁ C4×C8 ◁ C4×D8

172 conjugacy classes of subgroups; only the 61 normal subgroups are shown.

normal subgroups only

This group has 172 conjugacy classes of subgroups — too many to draw. Only its 61 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) = 8896

Polycyclic presentation:

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

Conjugacy classes & character table

1964 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 6384);