Finite Group Databasebeta

#31804990

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

Aliases

No aliases for this group.

Splittings

FittingC2×#97×C139 ⋊ C2
SylowC139 ⋊ #1524

Subgroups

subgroupG/H
centerC2×C4(C2×D139)⋊C4
commutatorC2×C4×C139C22×C4
FrattiniC42C22×D139
FittingC2×#97×C139C2
socleC22×C139C2×C22⋊C4
prime radical#17984816C4
cosocleC42×C139C23
hypercenterC2×#97D139
hypocenterC139#1524
LCSG ▷ C2×C4×C139 ▷ C22×C139 ▷ C139
UCSC1 ◁ C2×C4 ◁ C2×C42 ◁ C2×#97

234 conjugacy classes of subgroups; only the 73 normal subgroups are shown.

normal subgroups only

This group has 234 conjugacy classes of subgroups — too many to draw. Only its 73 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=f,d^2=g,e^2=f,b^a=bd,d^a=df,d^b=dg,e^b=efg,h^b=h^138

Conjugacy classes & character table

2798 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 3096);