Finite Group Databasebeta

#34319781

order20224
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C27

Aliases

No aliases for this group.

Splittings

FittingC79×#1793 ⋊ C2
SylowC79 ⋊ #23891

Subgroups

subgroupG/H
centerC22#19099195
commutator, cosocleC22×C4×C79C24
FrattiniC22×C4C23×D79
FittingC79×#1793C2
socleC22×C79D42
hypercenter#1793D79
hypocenterC79#23891
LCSG ▷ C22×C4×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C22 ◁ C22×C4 ◁ #1793

1622 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 5056

Polycyclic presentation:

2^8,79|a^2=h,b^2=h,d^2=h,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,g^c=gh,i^c=i^78,e^d=eh

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, 201080);