Finite Group Databasebeta

#31806314

order17792
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C26

Aliases

No aliases for this group.

Splittings

SylowC139 ⋊ #1779

Subgroups

subgroupG/H
center, FrattiniC22×C4C22×D139
commutatorC22×C139C22×C8
FittingC24×C4×C139C2
socleC23×C139C22×C4
prime radicalC25×C139C4
cosocleC22×C4×C139C23
hypercenterC24×C4D139
hypocenterC139#1779
LCSG ▷ C22×C139 ▷ C139
UCSC1 ◁ C22×C4 ◁ C24×C4

852 conjugacy classes of subgroups; only the 197 normal subgroups are shown.

normal subgroups only

This group has 852 conjugacy classes of subgroups — too many to draw. Only its 197 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|a^2=f,f^2=g,b^a=bd,c^a=ce,h^a=h^138

Conjugacy classes & character table

4472 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 4420);