Finite Group Databasebeta

#31808743

order17792
automorphism?
homologyAbelianization (H1) = C22×C42 · Schur multiplier (H2) = C23×C42

Aliases

No aliases for this group.

Splittings

Fitting#376×C139 ⋊ C2
SylowC139 ⋊ C4×#117

Subgroups

subgroupG/H
centerC22×C4C22×D139
commutatorC2×C139C22×C42
FrattiniC23C23×D139
Fitting#376×C139C2
socle, cosocleC23×C139C24
prime radicalC23×D139C23
hypercenter#376D139
hypocenterC139C4×#117
LCSG ▷ C2×C139 ▷ C139
UCSC1 ◁ C22×C4 ◁ #376

752 conjugacy classes of subgroups; only the 341 normal subgroups are shown.

normal subgroups only

This group has 752 conjugacy classes of subgroups — too many to draw. Only its 341 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=f,b^2=g,c^2=f,d^2=e,b^a=be,h^c=h^138

Conjugacy classes & character table

2840 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 6849);