Finite Group Databasebeta

#35163752

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

Aliases

No aliases for this group.

Splittings

FittingC22×AGL(1,ℤ/8)×C79 ⋊ C2
SylowC79 ⋊ #61059

Subgroups

subgroupG/H
centerC22C22×D4×D79
commutator, cosocleC2×C4×C79C25
FrattiniC2×C4C24×D79
FittingC22×AGL(1,ℤ/8)×C79C2
socleC22×C79C23×D4
hypercenterC22×AGL(1,ℤ/8)D79
hypocenterC79#61059
LCSG ▷ C2×C4×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C22 ◁ C23×C4 ◁ C22×AGL(1,ℤ/8)

2878 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2528

Polycyclic presentation:

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

Conjugacy classes & character table

1768 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 1045051);