Finite Group Databasebeta

#18070169

order4864
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

No aliases for this group.

Splittings

SylowC19 ⋊ #7443

Subgroups

subgroupG/H
centerC22#11926331
commutatorC2×C4⋊C4×C19C2×C4
Frattini#384C2×D19
FittingC19×#2060C2
socleC22×C19AΣL(1,𝔽16)
prime radicalC23×C19#99
cosocleC19×#384C22
hypercenter#2060D19
hypocenterC19#7443
LCSG ▷ C2×C4⋊C4×C19 ▷ C22×C4×C19 ▷ C22×C19 ▷ C2×C19 ▷ C19
UCSC1 ◁ C22 ◁ C23 ◁ C22×C4 ◁ #384 ◁ #2060

198 conjugacy classes of subgroups; only the 43 normal subgroups are shown.

normal subgroups only

This group has 198 conjugacy classes of subgroups — too many to draw. Only its 43 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) = 608

Polycyclic presentation:

2^8,19|a^2=d,b^2=eg,c^2=fg,d^2=gh,e^2=h,b^a=bc,c^a=ce,e^a=eg,i^a=i^18,c^b=cf,d^b=defgh,e^b=eh,f^b=fh,g^b=gh,d^c=dgh,e^c=eh

Conjugacy classes & character table

265 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 57198);