Finite Group Databasebeta

#34326317

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

Aliases

No aliases for this group.

Splittings

FittingC2×#472×C79 ⋊ C2
SylowC79 ⋊ #24456

Subgroups

subgroupG/H
centerC22#19099197
commutator, cosocleC22×C4×C79C24
FrattiniC22×C4C23×D79
FittingC2×#472×C79C2
socleC22×C79D42
hypercenterC2×#472D79
hypocenterC79#24456
LCSG ▷ C22×C4×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C22 ◁ C22×C4 ◁ C2×#472

1410 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2528

Polycyclic presentation:

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

Conjugacy classes & character table

1291 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 207616);