Finite Group Databasebeta

#35203404

order20288
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

Fitting#137×C317 ⋊ C2
SylowC317 ⋊ #456

Subgroups

subgroupG/H
centerC2#23778748
commutator, cosocleC2×C4×C317C23
FrattiniC2×C4C22×D317
Fitting#137×C317C2
socleC2×C317#120
prime radical#23778827C2
hypercenter#137D317
hypocenterC317#456
LCSG ▷ C2×C4×C317 ▷ C2×C317 ▷ C317
UCSC1 ◁ C2 ◁ C2×C4 ◁ #137

142 conjugacy classes of subgroups; only the 39 normal subgroups are shown.

normal subgroups only

This group has 142 conjugacy classes of subgroups — too many to draw. Only its 39 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) = 5072

Polycyclic presentation:

2^6,317|a^2=f,c^2=f,d^2=f,b^a=bd,c^a=ce,d^a=df,d^b=df,e^b=ef,d^c=df,g^c=g^316

Conjugacy classes & character table

1754 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20288, 730);