Finite Group Databasebeta

#34442384

order20224
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C26

Aliases

No aliases for this group.

Splittings

FittingC2×#453×C79 ⋊ C2
SylowC79 ⋊ #33557

Subgroups

subgroupG/H
centerC2C2×#19098749
commutator, cosocleC2×D4×C79C24
FrattiniC2×D4C23×D79
FittingC2×#453×C79C2
socleC2×C79C2×B(4,𝔽2)
hypercenterC2×#453D79
hypocenterC79#33557
LCSG ▷ C2×D4×C79 ▷ C22×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C2 ◁ C23 ◁ C22×D4 ◁ C2×#453

1258 conjugacy classes of subgroups; only the 151 normal subgroups are shown.

normal subgroups only

This group has 1258 conjugacy classes of subgroups — too many to draw. Only its 151 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) = 1264

Polycyclic presentation:

2^8,79|b^a=be,c^a=cf,g^a=gh,d^b=dh,f^b=fgh,i^b=i^78,d^c=dh,e^c=eg,i^c=i^78,f^e=fh

Conjugacy classes & character table

1282 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 323683);