Finite Group Databasebeta

#18069903

order4864
automorphism?
homologyAbelianization (H1) = C2×C8 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

FittingC19×#1321 ⋊ C2
SylowC19 ⋊ #7346

Subgroups

subgroupG/H
centerC4#11926330
commutatorC2×D4×C19C2×C8
Frattini#408C2×D19
FittingC19×#1321C2
socleC2×C19#1316
prime radical#11927380C4
cosocleC19×#408C22
hypercenter#1321D19
hypocenterC19#7346
LCSG ▷ C2×D4×C19 ▷ C2×C4×C19 ▷ C22×C19 ▷ C2×C19 ▷ C19
UCSC1 ◁ C4 ◁ C2×C4 ◁ C22×C4 ◁ #408 ◁ #1321

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

normal subgroups only

This group has 318 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) = 1216

Polycyclic presentation:

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

Conjugacy classes & character table

268 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 56932);