Finite Group Databasebeta

#31806319

order17792
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C26

Aliases

No aliases for this group.

Splittings

SylowC139 ⋊ #1781

Subgroups

subgroupG/H
centerC22C2×C22⋊Dic139
commutatorC23×C139C22×C4
FrattiniC24C22×D139
Fitting, prime radicalC23×D4×C139C2
socleC22×C139C2×C22⋊C4
cosocleC24×C139C23
hypercenterC23×D4D139
hypocenterC139#1781
LCSG ▷ C23×C139 ▷ C2×C139 ▷ C139
UCSC1 ◁ C22 ◁ C25 ◁ C23×D4

880 conjugacy classes of subgroups; only the 133 normal subgroups are shown.

normal subgroups only

This group has 880 conjugacy classes of subgroups — too many to draw. Only its 133 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) = 2224

Polycyclic presentation:

2^7,139|a^2=f,b^a=bd,c^a=ce,d^a=dg,h^a=h^138,f^b=fg

Conjugacy classes & character table

2792 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 4425);