Finite Group Databasebeta

#34321086

order20224
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

FittingC79×#2297 ⋊ C2
SylowC79 ⋊ #24020

Subgroups

subgroupG/H
centerC22C2×#14579129
commutator, cosocleC22×C4×C79C24
FrattiniC22×C4C23×D79
FittingC79×#2297C2
socleC22×C79C2×#120
prime radical#23777058C2
hypercenter#2297D79
hypocenterC79#24020
LCSG ▷ C22×C4×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C22 ◁ C23×C4 ◁ #2297

1302 conjugacy classes of subgroups; only the 187 normal subgroups are shown.

normal subgroups only

This group has 1302 conjugacy classes of subgroups — too many to draw. Only its 187 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) = 2528

Polycyclic presentation:

2^8,79|c^2=e,d^2=h,f^2=h,b^a=be,c^a=cf,d^a=de,f^a=fh,g^a=gh,i^a=i^78,c^b=cg,f^b=fh,f^c=fh

Conjugacy classes & character table

2230 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 202385);