Finite Group Databasebeta

#34442452

order20224
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C26

Aliases

No aliases for this group.

Splittings

FittingC79×#2204 ⋊ C2
SylowC79 ⋊ #33568

Subgroups

subgroupG/H
centerC2B(4,𝔽2)×D79
commutator, cosocleC2×Q8×C79C24
FrattiniC2×Q8C23×D79
FittingC79×#2204C2
socleC2×C79C2×B(4,𝔽2)
hypercenter#2204D79
hypocenterC79#33568
LCSG ▷ C2×Q8×C79 ▷ C22×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C2 ◁ C22 ◁ C2×Q8 ◁ #2204

1110 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2528

Polycyclic presentation:

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

Conjugacy classes & character table

814 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 323751);