Finite Group Databasebeta

#34091711

order19904
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

SylowC311 ⋊ #421

Subgroups

subgroupG/H
centerC4C2×C22⋊D311
commutatorC4×C311C22×C4
FrattiniC2×C4C22×D311
Fitting, prime radicalC2×#41×C311C2
socleC2×C311C2×C22⋊C4
cosocleC2×C4×C311C23
hypercenterC2×#41D311
hypocenterC311#421
LCSG ▷ C4×C311 ▷ C2×C311 ▷ C311
UCSC1 ◁ C4 ◁ C22×C4 ◁ C2×#41

154 conjugacy classes of subgroups; only the 67 normal subgroups are shown.

normal subgroups only

This group has 154 conjugacy classes of subgroups — too many to draw. Only its 67 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|a^2=e,d^2=f,e^2=f,b^a=bd,d^a=df,g^a=g^310,c^b=cf,d^b=df

Conjugacy classes & character table

3122 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19904, 566);