Finite Group Databasebeta

#31808994

order17792
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25×C4

Aliases

No aliases for this group.

Splittings

Fitting#390×C139 ⋊ C2
SylowC139 ⋊ #2311

Subgroups

subgroupG/H
center, FrattiniC23C23×D139
commutatorC22×C139C23×C4
Fitting#390×C139C2
socle, cosocleC23×C139C24
prime radicalC22×#14555784C2
hypercenter#390D139
hypocenterC139#2311
LCSG ▷ C22×C139 ▷ C139
UCSC1 ◁ C23 ◁ #390

880 conjugacy classes of subgroups; only the 229 normal subgroups are shown.

normal subgroups only

This group has 880 conjugacy classes of subgroups — too many to draw. Only its 229 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=g,d^2=e,b^a=be,c^a=cf,d^a=de,c^b=ce,h^b=h^138,h^d=h^138

Conjugacy classes & character table

1976 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 7100);