Finite Group Databasebeta

#31805339

order17792
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C24

Aliases

No aliases for this group.

Splittings

Fitting#537×C139 ⋊ C2
SylowC139 ⋊ #1598

Subgroups

subgroupG/H
centerC22#17984811
commutator, cosocleC22×C4×C139C23
FrattiniC22×C4C22×D139
Fitting#537×C139C2
socleC22×C139#120
hypercenter#537D139
hypocenterC139#1598
LCSG ▷ C22×C4×C139 ▷ C22×C139 ▷ C139
UCSC1 ◁ C22 ◁ C22×C4 ◁ #537

310 conjugacy classes of subgroups; only the 57 normal subgroups are shown.

normal subgroups only

This group has 310 conjugacy classes of subgroups — too many to draw. Only its 57 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) = 4448

Polycyclic presentation:

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

Conjugacy classes & character table

1541 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 3445);