Finite Group Databasebeta

#31805302

order17792
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C2

Aliases

No aliases for this group.

Splittings

SylowC139 ⋊ #1591

Subgroups

subgroupG/H
centerC2×C4C2×D556
commutatorC2×C4×C139C22×C4
FrattiniC42C22×D139
FittingC82×C139C2
socle, prime radicalC22×C139C4×D4
cosocleC42×C139C23
hypercenterC82D139
hypocenterC139#1591
LCSG ▷ C2×C4×C139 ▷ C2×C139 ▷ C139
UCSC1 ◁ C2×C4 ◁ C4×C8 ◁ C82

152 conjugacy classes of subgroups; only the 69 normal subgroups are shown.

normal subgroups only

This group has 152 conjugacy classes of subgroups — too many to draw. Only its 69 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) = 17792

Polycyclic presentation:

2^7,139|a^2=e,b^2=f,c^2=ef,d^2=f,e^2=g,b^a=bd,c^a=cg,d^a=df,h^a=h^138,c^b=cg,d^b=df,h^b=h^138

Conjugacy classes & character table

4460 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 3408);