Finite Group Databasebeta

#34278275

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

Aliases

No aliases for this group.

Splittings

FittingC79×#1717 ⋊ C2
SylowC79 ⋊ #19799

Subgroups

subgroupG/H
centerC22#19099198
commutator, cosocleC42×C79C24
FrattiniC42C23×D79
FittingC79×#1717C2
socleC22×C79D42
hypercenter#1717D79
hypocenterC79#19799
LCSG ▷ C42×C79 ▷ C22×C79 ▷ C79
UCSC1 ◁ C22 ◁ C42 ◁ #1717

632 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 10112

Polycyclic presentation:

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

Conjugacy classes & character table

1054 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 159574);