Finite Group Databasebeta

#35292255

order21248
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C8

Aliases

No aliases for this group.

Splittings

FittingC83×#1409 ⋊ C2
SylowC83 ⋊ #7527

Subgroups

subgroupG/H
centerC2#24905625
commutatorC4×C8×C83C2×C4
Frattini#492C2×D83
FittingC83×#1409C2
socleC2×C83#1408
prime radical#24907127C2
cosocle#492×C83C22
hypercenter#1409D83
hypocenterC83#7527
LCSG ▷ C4×C8×C83 ▷ C42×C83 ▷ C2×C4×C83 ▷ C22×C83 ▷ C2×C83 ▷ C83
UCSC1 ◁ C2 ◁ C22 ◁ C2×C4 ◁ C42 ◁ #492 ◁ #1409

164 conjugacy classes of subgroups; only the 25 normal subgroups are shown.

normal subgroups only

This group has 164 conjugacy classes of subgroups — too many to draw. Only its 25 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) = 1328

Polycyclic presentation:

2^8,83|a^2=d,c^2=fgh,e^2=gh,f^2=h,b^a=bc,c^a=ce,e^a=ef,f^a=fg,g^a=gh,c^b=cfg,d^b=defh,e^b=egh,f^b=fh,i^b=i^82,d^c=dfg,e^d=egh,f^d=fh

Conjugacy classes & character table

716 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(21248, 57419);