Finite Group Databasebeta

#34304257

order20224
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C26

Aliases

No aliases for this group.

Splittings

FittingC79×#1883 ⋊ C2
SylowC79 ⋊ #22464

Subgroups

subgroupG/H
centerC22#19099195
commutatorC2×C4×C79C23×C4
FrattiniC22×C4C23×D79
FittingC79×#1883C2
socleC22×C79D42
prime radicalC2×#19099373C2
cosocleC22×C4×C79C24
hypercenter#1883D79
hypocenterC79#22464
LCSG ▷ C2×C4×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C22 ◁ C22×C4 ◁ #1883

1346 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 5056

Polycyclic presentation:

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

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, 185556);