Finite Group Databasebeta

#34092490

order19904
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

FittingAGL(1,ℤ/8)×C311 ⋊ C2
SylowC311 ⋊ #575

Subgroups

subgroupG/H
centerC2C2×D4×D311
commutator, cosocleC4×C311C24
FrattiniC4C23×D311
FittingAGL(1,ℤ/8)×C311C2
socleC2×C311C22×D4
hypercenterAGL(1,ℤ/8)D311
hypocenterC311#575
LCSG ▷ C4×C311 ▷ C2×C311 ▷ C311
UCSC1 ◁ C2 ◁ C2×C4 ◁ AGL(1,ℤ/8)

262 conjugacy classes of subgroups; only the 99 normal subgroups are shown.

normal subgroups only

This group has 262 conjugacy classes of subgroups — too many to draw. Only its 99 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|d^2=f,e^2=f,b^a=be,c^a=cf,e^a=ef,e^b=ef,g^d=g^310

Conjugacy classes & character table

1727 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19904, 1345);