Finite Group Databasebeta

#35164569

order20224
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C29

Aliases

No aliases for this group.

Splittings

FittingC2×#455×C79 ⋊ C2
SylowC79 ⋊ #61109

Subgroups

subgroupG/H
centerC2C2×#19099195
commutator, cosocleC2×C4×C79C25
FrattiniC2×C4C24×D79
FittingC2×#455×C79C2
socleC2×C79C2×D42
hypercenterC2×#455D79
hypocenterC79#61109
LCSG ▷ C2×C4×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C2 ◁ C22×C4 ◁ C2×#455

2626 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2528

Polycyclic presentation:

2^8,79|f^2=h,g^2=h,b^a=bf,c^a=cg,e^a=eh,f^a=fh,g^a=gh,i^a=i^78,d^b=df,e^b=eh,f^b=fh,i^b=i^78,g^c=gh,f^d=fh

Conjugacy classes & character table

1300 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 1045868);