Finite Group Databasebeta

#34295221

order20224
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

FittingC79×#1773 ⋊ C2
SylowC79 ⋊ #21559

Subgroups

subgroupG/H
centerC4C2×#14579136
commutatorC2×C4×C79C23×C4
FrattiniC22×C4C23×D79
FittingC79×#1773C2
socleC2×C79C4×#121
prime radical#23773121C2
cosocleC22×C4×C79C24
hypercenter#1773D79
hypocenterC79#21559
LCSG ▷ C2×C4×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C4 ◁ C22×C8 ◁ #1773

868 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2528

Polycyclic presentation:

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

Conjugacy classes & character table

1774 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 176520);