Finite Group Databasebeta

#34091962

order19904
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

FittingAGL(1,ℤ/8)×C311 ⋊ C2
SylowC311 ⋊ #472

Subgroups

subgroupG/H
centerC2#23755680
commutator, cosocleC2×C4×C311C23
FrattiniC2×C4C22×D311
FittingAGL(1,ℤ/8)×C311C2
socleC2×C311#121
hypercenterAGL(1,ℤ/8)D311
hypocenterC311#472
LCSG ▷ C2×C4×C311 ▷ C2×C311 ▷ C311
UCSC1 ◁ C2 ◁ C2×C4 ◁ AGL(1,ℤ/8)

108 conjugacy classes of subgroups; only the 37 normal subgroups are shown.

normal subgroups only

This group has 108 conjugacy classes of subgroups — too many to draw. Only its 37 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) = 4976

Polycyclic presentation:

2^6,311|b^2=df,d^2=f,e^2=f,b^a=bd,c^a=ce,d^a=df,e^a=ef,g^b=g^310,e^c=ef

Conjugacy classes & character table

1721 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19904, 817);