Finite Group Databasebeta

#35292145

order21248
automorphism?
homologyAbelianization (H1) = C42 · Schur multiplier (H2) = C2×C4

Aliases

No aliases for this group.

Splittings

SylowC83 ⋊ #7486

Subgroups

subgroupG/H
centerC4#19127487
commutatorC2×D4×C83C42
Frattini#532C2×D83
FittingC83×#2126C2
socleC2×C83#1390
prime radical, cosocle#532×C83C22
hypercenter#2126D83
hypocenterC83#7486
LCSG ▷ C2×D4×C83 ▷ C2×C4×C83 ▷ C22×C83 ▷ C2×C83 ▷ C83
UCSC1 ◁ C4 ◁ C2×C4 ◁ C22×C4 ◁ #532 ◁ #2126

286 conjugacy classes of subgroups; only the 59 normal subgroups are shown.

normal subgroups only

This group has 286 conjugacy classes of subgroups — too many to draw. Only its 59 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,b^2=e,e^2=h,f^2=h,b^a=bc,c^a=cf,f^a=fg,g^a=gh,d^b=dfh,f^b=fh,g^b=gh,i^b=i^82,d^c=dgh,f^c=fh,f^d=fh

Conjugacy classes & character table

1100 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(21248, 57309);